// Code generated by fastssz. DO NOT EDIT.
// Hash: 478267b10a640b1aa54d499826d6a3ab90c9995fd95f957279eacd6bc1584c25
package eth

import (
	ssz "github.com/ferranbt/fastssz"
	github_com_prysmaticlabs_eth2_types "github.com/prysmaticlabs/eth2-types"
	v1 "github.com/prysmaticlabs/prysm/proto/engine/v1"
)

// MarshalSSZ ssz marshals the Attestation object
func (a *Attestation) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(a)
}

// MarshalSSZTo ssz marshals the Attestation object to a target array
func (a *Attestation) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(228)

	// Offset (0) 'AggregationBits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(a.AggregationBits)

	// Field (1) 'Data'
	if a.Data == nil {
		a.Data = new(AttestationData)
	}
	if dst, err = a.Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Signature'
	if len(a.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, a.Signature...)

	// Field (0) 'AggregationBits'
	if len(a.AggregationBits) > 2048 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, a.AggregationBits...)

	return
}

// UnmarshalSSZ ssz unmarshals the Attestation object
func (a *Attestation) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 228 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'AggregationBits'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 < 228 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Data'
	if a.Data == nil {
		a.Data = new(AttestationData)
	}
	if err = a.Data.UnmarshalSSZ(buf[4:132]); err != nil {
		return err
	}

	// Field (2) 'Signature'
	if cap(a.Signature) == 0 {
		a.Signature = make([]byte, 0, len(buf[132:228]))
	}
	a.Signature = append(a.Signature, buf[132:228]...)

	// Field (0) 'AggregationBits'
	{
		buf = tail[o0:]
		if err = ssz.ValidateBitlist(buf, 2048); err != nil {
			return err
		}
		if cap(a.AggregationBits) == 0 {
			a.AggregationBits = make([]byte, 0, len(buf))
		}
		a.AggregationBits = append(a.AggregationBits, buf...)
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Attestation object
func (a *Attestation) SizeSSZ() (size int) {
	size = 228

	// Field (0) 'AggregationBits'
	size += len(a.AggregationBits)

	return
}

// HashTreeRoot ssz hashes the Attestation object
func (a *Attestation) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(a)
}

// HashTreeRootWith ssz hashes the Attestation object with a hasher
func (a *Attestation) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'AggregationBits'
	if len(a.AggregationBits) == 0 {
		err = ssz.ErrEmptyBitlist
		return
	}
	hh.PutBitlist(a.AggregationBits, 2048)

	// Field (1) 'Data'
	if err = a.Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Signature'
	if len(a.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(a.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the AggregateAttestationAndProof object
func (a *AggregateAttestationAndProof) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(a)
}

// MarshalSSZTo ssz marshals the AggregateAttestationAndProof object to a target array
func (a *AggregateAttestationAndProof) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(108)

	// Field (0) 'AggregatorIndex'
	dst = ssz.MarshalUint64(dst, uint64(a.AggregatorIndex))

	// Offset (1) 'Aggregate'
	dst = ssz.WriteOffset(dst, offset)
	if a.Aggregate == nil {
		a.Aggregate = new(Attestation)
	}
	offset += a.Aggregate.SizeSSZ()

	// Field (2) 'SelectionProof'
	if len(a.SelectionProof) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, a.SelectionProof...)

	// Field (1) 'Aggregate'
	if dst, err = a.Aggregate.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the AggregateAttestationAndProof object
func (a *AggregateAttestationAndProof) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 108 {
		return ssz.ErrSize
	}

	tail := buf
	var o1 uint64

	// Field (0) 'AggregatorIndex'
	a.AggregatorIndex = github_com_prysmaticlabs_eth2_types.ValidatorIndex(ssz.UnmarshallUint64(buf[0:8]))

	// Offset (1) 'Aggregate'
	if o1 = ssz.ReadOffset(buf[8:12]); o1 > size {
		return ssz.ErrOffset
	}

	if o1 < 108 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (2) 'SelectionProof'
	if cap(a.SelectionProof) == 0 {
		a.SelectionProof = make([]byte, 0, len(buf[12:108]))
	}
	a.SelectionProof = append(a.SelectionProof, buf[12:108]...)

	// Field (1) 'Aggregate'
	{
		buf = tail[o1:]
		if a.Aggregate == nil {
			a.Aggregate = new(Attestation)
		}
		if err = a.Aggregate.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the AggregateAttestationAndProof object
func (a *AggregateAttestationAndProof) SizeSSZ() (size int) {
	size = 108

	// Field (1) 'Aggregate'
	if a.Aggregate == nil {
		a.Aggregate = new(Attestation)
	}
	size += a.Aggregate.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the AggregateAttestationAndProof object
func (a *AggregateAttestationAndProof) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(a)
}

// HashTreeRootWith ssz hashes the AggregateAttestationAndProof object with a hasher
func (a *AggregateAttestationAndProof) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'AggregatorIndex'
	hh.PutUint64(uint64(a.AggregatorIndex))

	// Field (1) 'Aggregate'
	if err = a.Aggregate.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'SelectionProof'
	if len(a.SelectionProof) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(a.SelectionProof)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SignedAggregateAttestationAndProof object
func (s *SignedAggregateAttestationAndProof) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedAggregateAttestationAndProof object to a target array
func (s *SignedAggregateAttestationAndProof) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(100)

	// Offset (0) 'Message'
	dst = ssz.WriteOffset(dst, offset)
	if s.Message == nil {
		s.Message = new(AggregateAttestationAndProof)
	}
	offset += s.Message.SizeSSZ()

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.Signature...)

	// Field (0) 'Message'
	if dst, err = s.Message.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the SignedAggregateAttestationAndProof object
func (s *SignedAggregateAttestationAndProof) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 100 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'Message'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 < 100 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[4:100]))
	}
	s.Signature = append(s.Signature, buf[4:100]...)

	// Field (0) 'Message'
	{
		buf = tail[o0:]
		if s.Message == nil {
			s.Message = new(AggregateAttestationAndProof)
		}
		if err = s.Message.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedAggregateAttestationAndProof object
func (s *SignedAggregateAttestationAndProof) SizeSSZ() (size int) {
	size = 100

	// Field (0) 'Message'
	if s.Message == nil {
		s.Message = new(AggregateAttestationAndProof)
	}
	size += s.Message.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the SignedAggregateAttestationAndProof object
func (s *SignedAggregateAttestationAndProof) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedAggregateAttestationAndProof object with a hasher
func (s *SignedAggregateAttestationAndProof) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Message'
	if err = s.Message.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the AttestationData object
func (a *AttestationData) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(a)
}

// MarshalSSZTo ssz marshals the AttestationData object to a target array
func (a *AttestationData) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(a.Slot))

	// Field (1) 'CommitteeIndex'
	dst = ssz.MarshalUint64(dst, uint64(a.CommitteeIndex))

	// Field (2) 'BeaconBlockRoot'
	if len(a.BeaconBlockRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, a.BeaconBlockRoot...)

	// Field (3) 'Source'
	if a.Source == nil {
		a.Source = new(Checkpoint)
	}
	if dst, err = a.Source.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (4) 'Target'
	if a.Target == nil {
		a.Target = new(Checkpoint)
	}
	if dst, err = a.Target.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the AttestationData object
func (a *AttestationData) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 128 {
		return ssz.ErrSize
	}

	// Field (0) 'Slot'
	a.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'CommitteeIndex'
	a.CommitteeIndex = github_com_prysmaticlabs_eth2_types.CommitteeIndex(ssz.UnmarshallUint64(buf[8:16]))

	// Field (2) 'BeaconBlockRoot'
	if cap(a.BeaconBlockRoot) == 0 {
		a.BeaconBlockRoot = make([]byte, 0, len(buf[16:48]))
	}
	a.BeaconBlockRoot = append(a.BeaconBlockRoot, buf[16:48]...)

	// Field (3) 'Source'
	if a.Source == nil {
		a.Source = new(Checkpoint)
	}
	if err = a.Source.UnmarshalSSZ(buf[48:88]); err != nil {
		return err
	}

	// Field (4) 'Target'
	if a.Target == nil {
		a.Target = new(Checkpoint)
	}
	if err = a.Target.UnmarshalSSZ(buf[88:128]); err != nil {
		return err
	}

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the AttestationData object
func (a *AttestationData) SizeSSZ() (size int) {
	size = 128
	return
}

// HashTreeRoot ssz hashes the AttestationData object
func (a *AttestationData) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(a)
}

// HashTreeRootWith ssz hashes the AttestationData object with a hasher
func (a *AttestationData) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(uint64(a.Slot))

	// Field (1) 'CommitteeIndex'
	hh.PutUint64(uint64(a.CommitteeIndex))

	// Field (2) 'BeaconBlockRoot'
	if len(a.BeaconBlockRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(a.BeaconBlockRoot)

	// Field (3) 'Source'
	if err = a.Source.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (4) 'Target'
	if err = a.Target.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the Checkpoint object
func (c *Checkpoint) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(c)
}

// MarshalSSZTo ssz marshals the Checkpoint object to a target array
func (c *Checkpoint) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Epoch'
	dst = ssz.MarshalUint64(dst, uint64(c.Epoch))

	// Field (1) 'Root'
	if len(c.Root) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, c.Root...)

	return
}

// UnmarshalSSZ ssz unmarshals the Checkpoint object
func (c *Checkpoint) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 40 {
		return ssz.ErrSize
	}

	// Field (0) 'Epoch'
	c.Epoch = github_com_prysmaticlabs_eth2_types.Epoch(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'Root'
	if cap(c.Root) == 0 {
		c.Root = make([]byte, 0, len(buf[8:40]))
	}
	c.Root = append(c.Root, buf[8:40]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Checkpoint object
func (c *Checkpoint) SizeSSZ() (size int) {
	size = 40
	return
}

// HashTreeRoot ssz hashes the Checkpoint object
func (c *Checkpoint) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(c)
}

// HashTreeRootWith ssz hashes the Checkpoint object with a hasher
func (c *Checkpoint) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Epoch'
	hh.PutUint64(uint64(c.Epoch))

	// Field (1) 'Root'
	if len(c.Root) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(c.Root)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BeaconBlock object
func (b *BeaconBlock) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlock object to a target array
func (b *BeaconBlock) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(84)

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(b.Slot))

	// Field (1) 'ProposerIndex'
	dst = ssz.MarshalUint64(dst, uint64(b.ProposerIndex))

	// Field (2) 'ParentRoot'
	if len(b.ParentRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.ParentRoot...)

	// Field (3) 'StateRoot'
	if len(b.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.StateRoot...)

	// Offset (4) 'Body'
	dst = ssz.WriteOffset(dst, offset)
	if b.Body == nil {
		b.Body = new(BeaconBlockBody)
	}
	offset += b.Body.SizeSSZ()

	// Field (4) 'Body'
	if dst, err = b.Body.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlock object
func (b *BeaconBlock) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 84 {
		return ssz.ErrSize
	}

	tail := buf
	var o4 uint64

	// Field (0) 'Slot'
	b.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'ProposerIndex'
	b.ProposerIndex = github_com_prysmaticlabs_eth2_types.ValidatorIndex(ssz.UnmarshallUint64(buf[8:16]))

	// Field (2) 'ParentRoot'
	if cap(b.ParentRoot) == 0 {
		b.ParentRoot = make([]byte, 0, len(buf[16:48]))
	}
	b.ParentRoot = append(b.ParentRoot, buf[16:48]...)

	// Field (3) 'StateRoot'
	if cap(b.StateRoot) == 0 {
		b.StateRoot = make([]byte, 0, len(buf[48:80]))
	}
	b.StateRoot = append(b.StateRoot, buf[48:80]...)

	// Offset (4) 'Body'
	if o4 = ssz.ReadOffset(buf[80:84]); o4 > size {
		return ssz.ErrOffset
	}

	if o4 < 84 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (4) 'Body'
	{
		buf = tail[o4:]
		if b.Body == nil {
			b.Body = new(BeaconBlockBody)
		}
		if err = b.Body.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlock object
func (b *BeaconBlock) SizeSSZ() (size int) {
	size = 84

	// Field (4) 'Body'
	if b.Body == nil {
		b.Body = new(BeaconBlockBody)
	}
	size += b.Body.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the BeaconBlock object
func (b *BeaconBlock) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlock object with a hasher
func (b *BeaconBlock) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(uint64(b.Slot))

	// Field (1) 'ProposerIndex'
	hh.PutUint64(uint64(b.ProposerIndex))

	// Field (2) 'ParentRoot'
	if len(b.ParentRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.ParentRoot)

	// Field (3) 'StateRoot'
	if len(b.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.StateRoot)

	// Field (4) 'Body'
	if err = b.Body.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SignedBeaconBlock object
func (s *SignedBeaconBlock) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedBeaconBlock object to a target array
func (s *SignedBeaconBlock) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(100)

	// Offset (0) 'Block'
	dst = ssz.WriteOffset(dst, offset)
	if s.Block == nil {
		s.Block = new(BeaconBlock)
	}
	offset += s.Block.SizeSSZ()

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.Signature...)

	// Field (0) 'Block'
	if dst, err = s.Block.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the SignedBeaconBlock object
func (s *SignedBeaconBlock) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 100 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'Block'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 < 100 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[4:100]))
	}
	s.Signature = append(s.Signature, buf[4:100]...)

	// Field (0) 'Block'
	{
		buf = tail[o0:]
		if s.Block == nil {
			s.Block = new(BeaconBlock)
		}
		if err = s.Block.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedBeaconBlock object
func (s *SignedBeaconBlock) SizeSSZ() (size int) {
	size = 100

	// Field (0) 'Block'
	if s.Block == nil {
		s.Block = new(BeaconBlock)
	}
	size += s.Block.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the SignedBeaconBlock object
func (s *SignedBeaconBlock) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedBeaconBlock object with a hasher
func (s *SignedBeaconBlock) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Block'
	if err = s.Block.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BeaconBlockAltair object
func (b *BeaconBlockAltair) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockAltair object to a target array
func (b *BeaconBlockAltair) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(84)

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(b.Slot))

	// Field (1) 'ProposerIndex'
	dst = ssz.MarshalUint64(dst, uint64(b.ProposerIndex))

	// Field (2) 'ParentRoot'
	if len(b.ParentRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.ParentRoot...)

	// Field (3) 'StateRoot'
	if len(b.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.StateRoot...)

	// Offset (4) 'Body'
	dst = ssz.WriteOffset(dst, offset)
	if b.Body == nil {
		b.Body = new(BeaconBlockBodyAltair)
	}
	offset += b.Body.SizeSSZ()

	// Field (4) 'Body'
	if dst, err = b.Body.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockAltair object
func (b *BeaconBlockAltair) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 84 {
		return ssz.ErrSize
	}

	tail := buf
	var o4 uint64

	// Field (0) 'Slot'
	b.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'ProposerIndex'
	b.ProposerIndex = github_com_prysmaticlabs_eth2_types.ValidatorIndex(ssz.UnmarshallUint64(buf[8:16]))

	// Field (2) 'ParentRoot'
	if cap(b.ParentRoot) == 0 {
		b.ParentRoot = make([]byte, 0, len(buf[16:48]))
	}
	b.ParentRoot = append(b.ParentRoot, buf[16:48]...)

	// Field (3) 'StateRoot'
	if cap(b.StateRoot) == 0 {
		b.StateRoot = make([]byte, 0, len(buf[48:80]))
	}
	b.StateRoot = append(b.StateRoot, buf[48:80]...)

	// Offset (4) 'Body'
	if o4 = ssz.ReadOffset(buf[80:84]); o4 > size {
		return ssz.ErrOffset
	}

	if o4 < 84 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (4) 'Body'
	{
		buf = tail[o4:]
		if b.Body == nil {
			b.Body = new(BeaconBlockBodyAltair)
		}
		if err = b.Body.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockAltair object
func (b *BeaconBlockAltair) SizeSSZ() (size int) {
	size = 84

	// Field (4) 'Body'
	if b.Body == nil {
		b.Body = new(BeaconBlockBodyAltair)
	}
	size += b.Body.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the BeaconBlockAltair object
func (b *BeaconBlockAltair) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockAltair object with a hasher
func (b *BeaconBlockAltair) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(uint64(b.Slot))

	// Field (1) 'ProposerIndex'
	hh.PutUint64(uint64(b.ProposerIndex))

	// Field (2) 'ParentRoot'
	if len(b.ParentRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.ParentRoot)

	// Field (3) 'StateRoot'
	if len(b.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.StateRoot)

	// Field (4) 'Body'
	if err = b.Body.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SignedBeaconBlockAltair object
func (s *SignedBeaconBlockAltair) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedBeaconBlockAltair object to a target array
func (s *SignedBeaconBlockAltair) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(100)

	// Offset (0) 'Block'
	dst = ssz.WriteOffset(dst, offset)
	if s.Block == nil {
		s.Block = new(BeaconBlockAltair)
	}
	offset += s.Block.SizeSSZ()

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.Signature...)

	// Field (0) 'Block'
	if dst, err = s.Block.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the SignedBeaconBlockAltair object
func (s *SignedBeaconBlockAltair) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 100 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'Block'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 < 100 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[4:100]))
	}
	s.Signature = append(s.Signature, buf[4:100]...)

	// Field (0) 'Block'
	{
		buf = tail[o0:]
		if s.Block == nil {
			s.Block = new(BeaconBlockAltair)
		}
		if err = s.Block.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedBeaconBlockAltair object
func (s *SignedBeaconBlockAltair) SizeSSZ() (size int) {
	size = 100

	// Field (0) 'Block'
	if s.Block == nil {
		s.Block = new(BeaconBlockAltair)
	}
	size += s.Block.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the SignedBeaconBlockAltair object
func (s *SignedBeaconBlockAltair) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedBeaconBlockAltair object with a hasher
func (s *SignedBeaconBlockAltair) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Block'
	if err = s.Block.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BeaconBlockBody object
func (b *BeaconBlockBody) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockBody object to a target array
func (b *BeaconBlockBody) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(220)

	// Field (0) 'RandaoReveal'
	if len(b.RandaoReveal) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.RandaoReveal...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	if len(b.Graffiti) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.Graffiti...)

	// Offset (3) 'ProposerSlashings'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.ProposerSlashings) * 416

	// Offset (4) 'AttesterSlashings'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		offset += 4
		offset += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Offset (5) 'Attestations'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.Attestations); ii++ {
		offset += 4
		offset += b.Attestations[ii].SizeSSZ()
	}

	// Offset (6) 'Deposits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Deposits) * 1240

	// Offset (7) 'VoluntaryExits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.VoluntaryExits) * 112

	// Field (3) 'ProposerSlashings'
	if len(b.ProposerSlashings) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.ProposerSlashings); ii++ {
		if dst, err = b.ProposerSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (4) 'AttesterSlashings'
	if len(b.AttesterSlashings) > 2 {
		err = ssz.ErrListTooBig
		return
	}
	{
		offset = 4 * len(b.AttesterSlashings)
		for ii := 0; ii < len(b.AttesterSlashings); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.AttesterSlashings[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		if dst, err = b.AttesterSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (5) 'Attestations'
	if len(b.Attestations) > 128 {
		err = ssz.ErrListTooBig
		return
	}
	{
		offset = 4 * len(b.Attestations)
		for ii := 0; ii < len(b.Attestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.Attestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.Attestations); ii++ {
		if dst, err = b.Attestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (6) 'Deposits'
	if len(b.Deposits) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Deposits); ii++ {
		if dst, err = b.Deposits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (7) 'VoluntaryExits'
	if len(b.VoluntaryExits) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.VoluntaryExits); ii++ {
		if dst, err = b.VoluntaryExits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockBody object
func (b *BeaconBlockBody) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 220 {
		return ssz.ErrSize
	}

	tail := buf
	var o3, o4, o5, o6, o7 uint64

	// Field (0) 'RandaoReveal'
	if cap(b.RandaoReveal) == 0 {
		b.RandaoReveal = make([]byte, 0, len(buf[0:96]))
	}
	b.RandaoReveal = append(b.RandaoReveal, buf[0:96]...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[96:168]); err != nil {
		return err
	}

	// Field (2) 'Graffiti'
	if cap(b.Graffiti) == 0 {
		b.Graffiti = make([]byte, 0, len(buf[168:200]))
	}
	b.Graffiti = append(b.Graffiti, buf[168:200]...)

	// Offset (3) 'ProposerSlashings'
	if o3 = ssz.ReadOffset(buf[200:204]); o3 > size {
		return ssz.ErrOffset
	}

	if o3 < 220 {
		return ssz.ErrInvalidVariableOffset
	}

	// Offset (4) 'AttesterSlashings'
	if o4 = ssz.ReadOffset(buf[204:208]); o4 > size || o3 > o4 {
		return ssz.ErrOffset
	}

	// Offset (5) 'Attestations'
	if o5 = ssz.ReadOffset(buf[208:212]); o5 > size || o4 > o5 {
		return ssz.ErrOffset
	}

	// Offset (6) 'Deposits'
	if o6 = ssz.ReadOffset(buf[212:216]); o6 > size || o5 > o6 {
		return ssz.ErrOffset
	}

	// Offset (7) 'VoluntaryExits'
	if o7 = ssz.ReadOffset(buf[216:220]); o7 > size || o6 > o7 {
		return ssz.ErrOffset
	}

	// Field (3) 'ProposerSlashings'
	{
		buf = tail[o3:o4]
		num, err := ssz.DivideInt2(len(buf), 416, 16)
		if err != nil {
			return err
		}
		b.ProposerSlashings = make([]*ProposerSlashing, num)
		for ii := 0; ii < num; ii++ {
			if b.ProposerSlashings[ii] == nil {
				b.ProposerSlashings[ii] = new(ProposerSlashing)
			}
			if err = b.ProposerSlashings[ii].UnmarshalSSZ(buf[ii*416 : (ii+1)*416]); err != nil {
				return err
			}
		}
	}

	// Field (4) 'AttesterSlashings'
	{
		buf = tail[o4:o5]
		num, err := ssz.DecodeDynamicLength(buf, 2)
		if err != nil {
			return err
		}
		b.AttesterSlashings = make([]*AttesterSlashing, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.AttesterSlashings[indx] == nil {
				b.AttesterSlashings[indx] = new(AttesterSlashing)
			}
			if err = b.AttesterSlashings[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (5) 'Attestations'
	{
		buf = tail[o5:o6]
		num, err := ssz.DecodeDynamicLength(buf, 128)
		if err != nil {
			return err
		}
		b.Attestations = make([]*Attestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.Attestations[indx] == nil {
				b.Attestations[indx] = new(Attestation)
			}
			if err = b.Attestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (6) 'Deposits'
	{
		buf = tail[o6:o7]
		num, err := ssz.DivideInt2(len(buf), 1240, 16)
		if err != nil {
			return err
		}
		b.Deposits = make([]*Deposit, num)
		for ii := 0; ii < num; ii++ {
			if b.Deposits[ii] == nil {
				b.Deposits[ii] = new(Deposit)
			}
			if err = b.Deposits[ii].UnmarshalSSZ(buf[ii*1240 : (ii+1)*1240]); err != nil {
				return err
			}
		}
	}

	// Field (7) 'VoluntaryExits'
	{
		buf = tail[o7:]
		num, err := ssz.DivideInt2(len(buf), 112, 16)
		if err != nil {
			return err
		}
		b.VoluntaryExits = make([]*SignedVoluntaryExit, num)
		for ii := 0; ii < num; ii++ {
			if b.VoluntaryExits[ii] == nil {
				b.VoluntaryExits[ii] = new(SignedVoluntaryExit)
			}
			if err = b.VoluntaryExits[ii].UnmarshalSSZ(buf[ii*112 : (ii+1)*112]); err != nil {
				return err
			}
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockBody object
func (b *BeaconBlockBody) SizeSSZ() (size int) {
	size = 220

	// Field (3) 'ProposerSlashings'
	size += len(b.ProposerSlashings) * 416

	// Field (4) 'AttesterSlashings'
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		size += 4
		size += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Field (5) 'Attestations'
	for ii := 0; ii < len(b.Attestations); ii++ {
		size += 4
		size += b.Attestations[ii].SizeSSZ()
	}

	// Field (6) 'Deposits'
	size += len(b.Deposits) * 1240

	// Field (7) 'VoluntaryExits'
	size += len(b.VoluntaryExits) * 112

	return
}

// HashTreeRoot ssz hashes the BeaconBlockBody object
func (b *BeaconBlockBody) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockBody object with a hasher
func (b *BeaconBlockBody) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'RandaoReveal'
	if len(b.RandaoReveal) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.RandaoReveal)

	// Field (1) 'Eth1Data'
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	if len(b.Graffiti) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.Graffiti)

	// Field (3) 'ProposerSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.ProposerSlashings))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.ProposerSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (4) 'AttesterSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.AttesterSlashings))
		if num > 2 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.AttesterSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2)
	}

	// Field (5) 'Attestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Attestations))
		if num > 128 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Attestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 128)
	}

	// Field (6) 'Deposits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Deposits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Deposits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (7) 'VoluntaryExits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.VoluntaryExits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.VoluntaryExits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BeaconBlockBodyAltair object
func (b *BeaconBlockBodyAltair) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockBodyAltair object to a target array
func (b *BeaconBlockBodyAltair) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(380)

	// Field (0) 'RandaoReveal'
	if len(b.RandaoReveal) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.RandaoReveal...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	if len(b.Graffiti) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.Graffiti...)

	// Offset (3) 'ProposerSlashings'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.ProposerSlashings) * 416

	// Offset (4) 'AttesterSlashings'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		offset += 4
		offset += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Offset (5) 'Attestations'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.Attestations); ii++ {
		offset += 4
		offset += b.Attestations[ii].SizeSSZ()
	}

	// Offset (6) 'Deposits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Deposits) * 1240

	// Offset (7) 'VoluntaryExits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.VoluntaryExits) * 112

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if dst, err = b.SyncAggregate.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (3) 'ProposerSlashings'
	if len(b.ProposerSlashings) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.ProposerSlashings); ii++ {
		if dst, err = b.ProposerSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (4) 'AttesterSlashings'
	if len(b.AttesterSlashings) > 2 {
		err = ssz.ErrListTooBig
		return
	}
	{
		offset = 4 * len(b.AttesterSlashings)
		for ii := 0; ii < len(b.AttesterSlashings); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.AttesterSlashings[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		if dst, err = b.AttesterSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (5) 'Attestations'
	if len(b.Attestations) > 128 {
		err = ssz.ErrListTooBig
		return
	}
	{
		offset = 4 * len(b.Attestations)
		for ii := 0; ii < len(b.Attestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.Attestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.Attestations); ii++ {
		if dst, err = b.Attestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (6) 'Deposits'
	if len(b.Deposits) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Deposits); ii++ {
		if dst, err = b.Deposits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (7) 'VoluntaryExits'
	if len(b.VoluntaryExits) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.VoluntaryExits); ii++ {
		if dst, err = b.VoluntaryExits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockBodyAltair object
func (b *BeaconBlockBodyAltair) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 380 {
		return ssz.ErrSize
	}

	tail := buf
	var o3, o4, o5, o6, o7 uint64

	// Field (0) 'RandaoReveal'
	if cap(b.RandaoReveal) == 0 {
		b.RandaoReveal = make([]byte, 0, len(buf[0:96]))
	}
	b.RandaoReveal = append(b.RandaoReveal, buf[0:96]...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[96:168]); err != nil {
		return err
	}

	// Field (2) 'Graffiti'
	if cap(b.Graffiti) == 0 {
		b.Graffiti = make([]byte, 0, len(buf[168:200]))
	}
	b.Graffiti = append(b.Graffiti, buf[168:200]...)

	// Offset (3) 'ProposerSlashings'
	if o3 = ssz.ReadOffset(buf[200:204]); o3 > size {
		return ssz.ErrOffset
	}

	if o3 < 380 {
		return ssz.ErrInvalidVariableOffset
	}

	// Offset (4) 'AttesterSlashings'
	if o4 = ssz.ReadOffset(buf[204:208]); o4 > size || o3 > o4 {
		return ssz.ErrOffset
	}

	// Offset (5) 'Attestations'
	if o5 = ssz.ReadOffset(buf[208:212]); o5 > size || o4 > o5 {
		return ssz.ErrOffset
	}

	// Offset (6) 'Deposits'
	if o6 = ssz.ReadOffset(buf[212:216]); o6 > size || o5 > o6 {
		return ssz.ErrOffset
	}

	// Offset (7) 'VoluntaryExits'
	if o7 = ssz.ReadOffset(buf[216:220]); o7 > size || o6 > o7 {
		return ssz.ErrOffset
	}

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if err = b.SyncAggregate.UnmarshalSSZ(buf[220:380]); err != nil {
		return err
	}

	// Field (3) 'ProposerSlashings'
	{
		buf = tail[o3:o4]
		num, err := ssz.DivideInt2(len(buf), 416, 16)
		if err != nil {
			return err
		}
		b.ProposerSlashings = make([]*ProposerSlashing, num)
		for ii := 0; ii < num; ii++ {
			if b.ProposerSlashings[ii] == nil {
				b.ProposerSlashings[ii] = new(ProposerSlashing)
			}
			if err = b.ProposerSlashings[ii].UnmarshalSSZ(buf[ii*416 : (ii+1)*416]); err != nil {
				return err
			}
		}
	}

	// Field (4) 'AttesterSlashings'
	{
		buf = tail[o4:o5]
		num, err := ssz.DecodeDynamicLength(buf, 2)
		if err != nil {
			return err
		}
		b.AttesterSlashings = make([]*AttesterSlashing, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.AttesterSlashings[indx] == nil {
				b.AttesterSlashings[indx] = new(AttesterSlashing)
			}
			if err = b.AttesterSlashings[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (5) 'Attestations'
	{
		buf = tail[o5:o6]
		num, err := ssz.DecodeDynamicLength(buf, 128)
		if err != nil {
			return err
		}
		b.Attestations = make([]*Attestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.Attestations[indx] == nil {
				b.Attestations[indx] = new(Attestation)
			}
			if err = b.Attestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (6) 'Deposits'
	{
		buf = tail[o6:o7]
		num, err := ssz.DivideInt2(len(buf), 1240, 16)
		if err != nil {
			return err
		}
		b.Deposits = make([]*Deposit, num)
		for ii := 0; ii < num; ii++ {
			if b.Deposits[ii] == nil {
				b.Deposits[ii] = new(Deposit)
			}
			if err = b.Deposits[ii].UnmarshalSSZ(buf[ii*1240 : (ii+1)*1240]); err != nil {
				return err
			}
		}
	}

	// Field (7) 'VoluntaryExits'
	{
		buf = tail[o7:]
		num, err := ssz.DivideInt2(len(buf), 112, 16)
		if err != nil {
			return err
		}
		b.VoluntaryExits = make([]*SignedVoluntaryExit, num)
		for ii := 0; ii < num; ii++ {
			if b.VoluntaryExits[ii] == nil {
				b.VoluntaryExits[ii] = new(SignedVoluntaryExit)
			}
			if err = b.VoluntaryExits[ii].UnmarshalSSZ(buf[ii*112 : (ii+1)*112]); err != nil {
				return err
			}
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockBodyAltair object
func (b *BeaconBlockBodyAltair) SizeSSZ() (size int) {
	size = 380

	// Field (3) 'ProposerSlashings'
	size += len(b.ProposerSlashings) * 416

	// Field (4) 'AttesterSlashings'
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		size += 4
		size += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Field (5) 'Attestations'
	for ii := 0; ii < len(b.Attestations); ii++ {
		size += 4
		size += b.Attestations[ii].SizeSSZ()
	}

	// Field (6) 'Deposits'
	size += len(b.Deposits) * 1240

	// Field (7) 'VoluntaryExits'
	size += len(b.VoluntaryExits) * 112

	return
}

// HashTreeRoot ssz hashes the BeaconBlockBodyAltair object
func (b *BeaconBlockBodyAltair) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockBodyAltair object with a hasher
func (b *BeaconBlockBodyAltair) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'RandaoReveal'
	if len(b.RandaoReveal) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.RandaoReveal)

	// Field (1) 'Eth1Data'
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	if len(b.Graffiti) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.Graffiti)

	// Field (3) 'ProposerSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.ProposerSlashings))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.ProposerSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (4) 'AttesterSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.AttesterSlashings))
		if num > 2 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.AttesterSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2)
	}

	// Field (5) 'Attestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Attestations))
		if num > 128 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Attestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 128)
	}

	// Field (6) 'Deposits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Deposits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Deposits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (7) 'VoluntaryExits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.VoluntaryExits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.VoluntaryExits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (8) 'SyncAggregate'
	if err = b.SyncAggregate.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the ProposerSlashing object
func (p *ProposerSlashing) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(p)
}

// MarshalSSZTo ssz marshals the ProposerSlashing object to a target array
func (p *ProposerSlashing) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Header_1'
	if p.Header_1 == nil {
		p.Header_1 = new(SignedBeaconBlockHeader)
	}
	if dst, err = p.Header_1.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (1) 'Header_2'
	if p.Header_2 == nil {
		p.Header_2 = new(SignedBeaconBlockHeader)
	}
	if dst, err = p.Header_2.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the ProposerSlashing object
func (p *ProposerSlashing) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 416 {
		return ssz.ErrSize
	}

	// Field (0) 'Header_1'
	if p.Header_1 == nil {
		p.Header_1 = new(SignedBeaconBlockHeader)
	}
	if err = p.Header_1.UnmarshalSSZ(buf[0:208]); err != nil {
		return err
	}

	// Field (1) 'Header_2'
	if p.Header_2 == nil {
		p.Header_2 = new(SignedBeaconBlockHeader)
	}
	if err = p.Header_2.UnmarshalSSZ(buf[208:416]); err != nil {
		return err
	}

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ProposerSlashing object
func (p *ProposerSlashing) SizeSSZ() (size int) {
	size = 416
	return
}

// HashTreeRoot ssz hashes the ProposerSlashing object
func (p *ProposerSlashing) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(p)
}

// HashTreeRootWith ssz hashes the ProposerSlashing object with a hasher
func (p *ProposerSlashing) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Header_1'
	if err = p.Header_1.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Header_2'
	if err = p.Header_2.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the AttesterSlashing object
func (a *AttesterSlashing) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(a)
}

// MarshalSSZTo ssz marshals the AttesterSlashing object to a target array
func (a *AttesterSlashing) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(8)

	// Offset (0) 'Attestation_1'
	dst = ssz.WriteOffset(dst, offset)
	if a.Attestation_1 == nil {
		a.Attestation_1 = new(IndexedAttestation)
	}
	offset += a.Attestation_1.SizeSSZ()

	// Offset (1) 'Attestation_2'
	dst = ssz.WriteOffset(dst, offset)
	if a.Attestation_2 == nil {
		a.Attestation_2 = new(IndexedAttestation)
	}
	offset += a.Attestation_2.SizeSSZ()

	// Field (0) 'Attestation_1'
	if dst, err = a.Attestation_1.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (1) 'Attestation_2'
	if dst, err = a.Attestation_2.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the AttesterSlashing object
func (a *AttesterSlashing) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 8 {
		return ssz.ErrSize
	}

	tail := buf
	var o0, o1 uint64

	// Offset (0) 'Attestation_1'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 < 8 {
		return ssz.ErrInvalidVariableOffset
	}

	// Offset (1) 'Attestation_2'
	if o1 = ssz.ReadOffset(buf[4:8]); o1 > size || o0 > o1 {
		return ssz.ErrOffset
	}

	// Field (0) 'Attestation_1'
	{
		buf = tail[o0:o1]
		if a.Attestation_1 == nil {
			a.Attestation_1 = new(IndexedAttestation)
		}
		if err = a.Attestation_1.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}

	// Field (1) 'Attestation_2'
	{
		buf = tail[o1:]
		if a.Attestation_2 == nil {
			a.Attestation_2 = new(IndexedAttestation)
		}
		if err = a.Attestation_2.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the AttesterSlashing object
func (a *AttesterSlashing) SizeSSZ() (size int) {
	size = 8

	// Field (0) 'Attestation_1'
	if a.Attestation_1 == nil {
		a.Attestation_1 = new(IndexedAttestation)
	}
	size += a.Attestation_1.SizeSSZ()

	// Field (1) 'Attestation_2'
	if a.Attestation_2 == nil {
		a.Attestation_2 = new(IndexedAttestation)
	}
	size += a.Attestation_2.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the AttesterSlashing object
func (a *AttesterSlashing) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(a)
}

// HashTreeRootWith ssz hashes the AttesterSlashing object with a hasher
func (a *AttesterSlashing) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Attestation_1'
	if err = a.Attestation_1.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Attestation_2'
	if err = a.Attestation_2.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the Deposit object
func (d *Deposit) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(d)
}

// MarshalSSZTo ssz marshals the Deposit object to a target array
func (d *Deposit) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Proof'
	if len(d.Proof) != 33 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 33; ii++ {
		if len(d.Proof[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, d.Proof[ii]...)
	}

	// Field (1) 'Data'
	if d.Data == nil {
		d.Data = new(Deposit_Data)
	}
	if dst, err = d.Data.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the Deposit object
func (d *Deposit) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 1240 {
		return ssz.ErrSize
	}

	// Field (0) 'Proof'
	d.Proof = make([][]byte, 33)
	for ii := 0; ii < 33; ii++ {
		if cap(d.Proof[ii]) == 0 {
			d.Proof[ii] = make([]byte, 0, len(buf[0:1056][ii*32:(ii+1)*32]))
		}
		d.Proof[ii] = append(d.Proof[ii], buf[0:1056][ii*32:(ii+1)*32]...)
	}

	// Field (1) 'Data'
	if d.Data == nil {
		d.Data = new(Deposit_Data)
	}
	if err = d.Data.UnmarshalSSZ(buf[1056:1240]); err != nil {
		return err
	}

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Deposit object
func (d *Deposit) SizeSSZ() (size int) {
	size = 1240
	return
}

// HashTreeRoot ssz hashes the Deposit object
func (d *Deposit) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(d)
}

// HashTreeRootWith ssz hashes the Deposit object with a hasher
func (d *Deposit) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Proof'
	{
		if len(d.Proof) != 33 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range d.Proof {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (1) 'Data'
	if err = d.Data.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the VoluntaryExit object
func (v *VoluntaryExit) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(v)
}

// MarshalSSZTo ssz marshals the VoluntaryExit object to a target array
func (v *VoluntaryExit) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Epoch'
	dst = ssz.MarshalUint64(dst, uint64(v.Epoch))

	// Field (1) 'ValidatorIndex'
	dst = ssz.MarshalUint64(dst, uint64(v.ValidatorIndex))

	return
}

// UnmarshalSSZ ssz unmarshals the VoluntaryExit object
func (v *VoluntaryExit) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 16 {
		return ssz.ErrSize
	}

	// Field (0) 'Epoch'
	v.Epoch = github_com_prysmaticlabs_eth2_types.Epoch(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'ValidatorIndex'
	v.ValidatorIndex = github_com_prysmaticlabs_eth2_types.ValidatorIndex(ssz.UnmarshallUint64(buf[8:16]))

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the VoluntaryExit object
func (v *VoluntaryExit) SizeSSZ() (size int) {
	size = 16
	return
}

// HashTreeRoot ssz hashes the VoluntaryExit object
func (v *VoluntaryExit) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(v)
}

// HashTreeRootWith ssz hashes the VoluntaryExit object with a hasher
func (v *VoluntaryExit) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Epoch'
	hh.PutUint64(uint64(v.Epoch))

	// Field (1) 'ValidatorIndex'
	hh.PutUint64(uint64(v.ValidatorIndex))

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SignedVoluntaryExit object
func (s *SignedVoluntaryExit) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedVoluntaryExit object to a target array
func (s *SignedVoluntaryExit) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Exit'
	if s.Exit == nil {
		s.Exit = new(VoluntaryExit)
	}
	if dst, err = s.Exit.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.Signature...)

	return
}

// UnmarshalSSZ ssz unmarshals the SignedVoluntaryExit object
func (s *SignedVoluntaryExit) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 112 {
		return ssz.ErrSize
	}

	// Field (0) 'Exit'
	if s.Exit == nil {
		s.Exit = new(VoluntaryExit)
	}
	if err = s.Exit.UnmarshalSSZ(buf[0:16]); err != nil {
		return err
	}

	// Field (1) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[16:112]))
	}
	s.Signature = append(s.Signature, buf[16:112]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedVoluntaryExit object
func (s *SignedVoluntaryExit) SizeSSZ() (size int) {
	size = 112
	return
}

// HashTreeRoot ssz hashes the SignedVoluntaryExit object
func (s *SignedVoluntaryExit) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedVoluntaryExit object with a hasher
func (s *SignedVoluntaryExit) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Exit'
	if err = s.Exit.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the Eth1Data object
func (e *Eth1Data) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the Eth1Data object to a target array
func (e *Eth1Data) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'DepositRoot'
	if len(e.DepositRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.DepositRoot...)

	// Field (1) 'DepositCount'
	dst = ssz.MarshalUint64(dst, e.DepositCount)

	// Field (2) 'BlockHash'
	if len(e.BlockHash) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.BlockHash...)

	return
}

// UnmarshalSSZ ssz unmarshals the Eth1Data object
func (e *Eth1Data) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 72 {
		return ssz.ErrSize
	}

	// Field (0) 'DepositRoot'
	if cap(e.DepositRoot) == 0 {
		e.DepositRoot = make([]byte, 0, len(buf[0:32]))
	}
	e.DepositRoot = append(e.DepositRoot, buf[0:32]...)

	// Field (1) 'DepositCount'
	e.DepositCount = ssz.UnmarshallUint64(buf[32:40])

	// Field (2) 'BlockHash'
	if cap(e.BlockHash) == 0 {
		e.BlockHash = make([]byte, 0, len(buf[40:72]))
	}
	e.BlockHash = append(e.BlockHash, buf[40:72]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Eth1Data object
func (e *Eth1Data) SizeSSZ() (size int) {
	size = 72
	return
}

// HashTreeRoot ssz hashes the Eth1Data object
func (e *Eth1Data) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the Eth1Data object with a hasher
func (e *Eth1Data) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'DepositRoot'
	if len(e.DepositRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.DepositRoot)

	// Field (1) 'DepositCount'
	hh.PutUint64(e.DepositCount)

	// Field (2) 'BlockHash'
	if len(e.BlockHash) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.BlockHash)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BeaconBlockHeader object
func (b *BeaconBlockHeader) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockHeader object to a target array
func (b *BeaconBlockHeader) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(b.Slot))

	// Field (1) 'ProposerIndex'
	dst = ssz.MarshalUint64(dst, uint64(b.ProposerIndex))

	// Field (2) 'ParentRoot'
	if len(b.ParentRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.ParentRoot...)

	// Field (3) 'StateRoot'
	if len(b.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.StateRoot...)

	// Field (4) 'BodyRoot'
	if len(b.BodyRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.BodyRoot...)

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockHeader object
func (b *BeaconBlockHeader) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 112 {
		return ssz.ErrSize
	}

	// Field (0) 'Slot'
	b.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'ProposerIndex'
	b.ProposerIndex = github_com_prysmaticlabs_eth2_types.ValidatorIndex(ssz.UnmarshallUint64(buf[8:16]))

	// Field (2) 'ParentRoot'
	if cap(b.ParentRoot) == 0 {
		b.ParentRoot = make([]byte, 0, len(buf[16:48]))
	}
	b.ParentRoot = append(b.ParentRoot, buf[16:48]...)

	// Field (3) 'StateRoot'
	if cap(b.StateRoot) == 0 {
		b.StateRoot = make([]byte, 0, len(buf[48:80]))
	}
	b.StateRoot = append(b.StateRoot, buf[48:80]...)

	// Field (4) 'BodyRoot'
	if cap(b.BodyRoot) == 0 {
		b.BodyRoot = make([]byte, 0, len(buf[80:112]))
	}
	b.BodyRoot = append(b.BodyRoot, buf[80:112]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockHeader object
func (b *BeaconBlockHeader) SizeSSZ() (size int) {
	size = 112
	return
}

// HashTreeRoot ssz hashes the BeaconBlockHeader object
func (b *BeaconBlockHeader) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockHeader object with a hasher
func (b *BeaconBlockHeader) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(uint64(b.Slot))

	// Field (1) 'ProposerIndex'
	hh.PutUint64(uint64(b.ProposerIndex))

	// Field (2) 'ParentRoot'
	if len(b.ParentRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.ParentRoot)

	// Field (3) 'StateRoot'
	if len(b.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.StateRoot)

	// Field (4) 'BodyRoot'
	if len(b.BodyRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.BodyRoot)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SignedBeaconBlockHeader object
func (s *SignedBeaconBlockHeader) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedBeaconBlockHeader object to a target array
func (s *SignedBeaconBlockHeader) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Header'
	if s.Header == nil {
		s.Header = new(BeaconBlockHeader)
	}
	if dst, err = s.Header.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.Signature...)

	return
}

// UnmarshalSSZ ssz unmarshals the SignedBeaconBlockHeader object
func (s *SignedBeaconBlockHeader) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 208 {
		return ssz.ErrSize
	}

	// Field (0) 'Header'
	if s.Header == nil {
		s.Header = new(BeaconBlockHeader)
	}
	if err = s.Header.UnmarshalSSZ(buf[0:112]); err != nil {
		return err
	}

	// Field (1) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[112:208]))
	}
	s.Signature = append(s.Signature, buf[112:208]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedBeaconBlockHeader object
func (s *SignedBeaconBlockHeader) SizeSSZ() (size int) {
	size = 208
	return
}

// HashTreeRoot ssz hashes the SignedBeaconBlockHeader object
func (s *SignedBeaconBlockHeader) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedBeaconBlockHeader object with a hasher
func (s *SignedBeaconBlockHeader) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Header'
	if err = s.Header.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the IndexedAttestation object
func (i *IndexedAttestation) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(i)
}

// MarshalSSZTo ssz marshals the IndexedAttestation object to a target array
func (i *IndexedAttestation) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(228)

	// Offset (0) 'AttestingIndices'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(i.AttestingIndices) * 8

	// Field (1) 'Data'
	if i.Data == nil {
		i.Data = new(AttestationData)
	}
	if dst, err = i.Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Signature'
	if len(i.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, i.Signature...)

	// Field (0) 'AttestingIndices'
	if len(i.AttestingIndices) > 2048 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(i.AttestingIndices); ii++ {
		dst = ssz.MarshalUint64(dst, i.AttestingIndices[ii])
	}

	return
}

// UnmarshalSSZ ssz unmarshals the IndexedAttestation object
func (i *IndexedAttestation) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 228 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'AttestingIndices'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 < 228 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Data'
	if i.Data == nil {
		i.Data = new(AttestationData)
	}
	if err = i.Data.UnmarshalSSZ(buf[4:132]); err != nil {
		return err
	}

	// Field (2) 'Signature'
	if cap(i.Signature) == 0 {
		i.Signature = make([]byte, 0, len(buf[132:228]))
	}
	i.Signature = append(i.Signature, buf[132:228]...)

	// Field (0) 'AttestingIndices'
	{
		buf = tail[o0:]
		num, err := ssz.DivideInt2(len(buf), 8, 2048)
		if err != nil {
			return err
		}
		i.AttestingIndices = ssz.ExtendUint64(i.AttestingIndices, num)
		for ii := 0; ii < num; ii++ {
			i.AttestingIndices[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the IndexedAttestation object
func (i *IndexedAttestation) SizeSSZ() (size int) {
	size = 228

	// Field (0) 'AttestingIndices'
	size += len(i.AttestingIndices) * 8

	return
}

// HashTreeRoot ssz hashes the IndexedAttestation object
func (i *IndexedAttestation) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(i)
}

// HashTreeRootWith ssz hashes the IndexedAttestation object with a hasher
func (i *IndexedAttestation) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'AttestingIndices'
	{
		if len(i.AttestingIndices) > 2048 {
			err = ssz.ErrListTooBig
			return
		}
		subIndx := hh.Index()
		for _, i := range i.AttestingIndices {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(i.AttestingIndices))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(2048, numItems, 8))
	}

	// Field (1) 'Data'
	if err = i.Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Signature'
	if len(i.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(i.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SyncAggregate object
func (s *SyncAggregate) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SyncAggregate object to a target array
func (s *SyncAggregate) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'SyncCommitteeBits'
	if len(s.SyncCommitteeBits) != 64 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.SyncCommitteeBits...)

	// Field (1) 'SyncCommitteeSignature'
	if len(s.SyncCommitteeSignature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.SyncCommitteeSignature...)

	return
}

// UnmarshalSSZ ssz unmarshals the SyncAggregate object
func (s *SyncAggregate) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 160 {
		return ssz.ErrSize
	}

	// Field (0) 'SyncCommitteeBits'
	if cap(s.SyncCommitteeBits) == 0 {
		s.SyncCommitteeBits = make([]byte, 0, len(buf[0:64]))
	}
	s.SyncCommitteeBits = append(s.SyncCommitteeBits, buf[0:64]...)

	// Field (1) 'SyncCommitteeSignature'
	if cap(s.SyncCommitteeSignature) == 0 {
		s.SyncCommitteeSignature = make([]byte, 0, len(buf[64:160]))
	}
	s.SyncCommitteeSignature = append(s.SyncCommitteeSignature, buf[64:160]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SyncAggregate object
func (s *SyncAggregate) SizeSSZ() (size int) {
	size = 160
	return
}

// HashTreeRoot ssz hashes the SyncAggregate object
func (s *SyncAggregate) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SyncAggregate object with a hasher
func (s *SyncAggregate) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'SyncCommitteeBits'
	if len(s.SyncCommitteeBits) != 64 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.SyncCommitteeBits)

	// Field (1) 'SyncCommitteeSignature'
	if len(s.SyncCommitteeSignature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.SyncCommitteeSignature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SignedBeaconBlockBellatrix object
func (s *SignedBeaconBlockBellatrix) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedBeaconBlockBellatrix object to a target array
func (s *SignedBeaconBlockBellatrix) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(100)

	// Offset (0) 'Block'
	dst = ssz.WriteOffset(dst, offset)
	if s.Block == nil {
		s.Block = new(BeaconBlockBellatrix)
	}
	offset += s.Block.SizeSSZ()

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.Signature...)

	// Field (0) 'Block'
	if dst, err = s.Block.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the SignedBeaconBlockBellatrix object
func (s *SignedBeaconBlockBellatrix) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 100 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'Block'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 < 100 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[4:100]))
	}
	s.Signature = append(s.Signature, buf[4:100]...)

	// Field (0) 'Block'
	{
		buf = tail[o0:]
		if s.Block == nil {
			s.Block = new(BeaconBlockBellatrix)
		}
		if err = s.Block.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedBeaconBlockBellatrix object
func (s *SignedBeaconBlockBellatrix) SizeSSZ() (size int) {
	size = 100

	// Field (0) 'Block'
	if s.Block == nil {
		s.Block = new(BeaconBlockBellatrix)
	}
	size += s.Block.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the SignedBeaconBlockBellatrix object
func (s *SignedBeaconBlockBellatrix) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedBeaconBlockBellatrix object with a hasher
func (s *SignedBeaconBlockBellatrix) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Block'
	if err = s.Block.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BeaconBlockBellatrix object
func (b *BeaconBlockBellatrix) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockBellatrix object to a target array
func (b *BeaconBlockBellatrix) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(84)

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(b.Slot))

	// Field (1) 'ProposerIndex'
	dst = ssz.MarshalUint64(dst, uint64(b.ProposerIndex))

	// Field (2) 'ParentRoot'
	if len(b.ParentRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.ParentRoot...)

	// Field (3) 'StateRoot'
	if len(b.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.StateRoot...)

	// Offset (4) 'Body'
	dst = ssz.WriteOffset(dst, offset)
	if b.Body == nil {
		b.Body = new(BeaconBlockBodyBellatrix)
	}
	offset += b.Body.SizeSSZ()

	// Field (4) 'Body'
	if dst, err = b.Body.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockBellatrix object
func (b *BeaconBlockBellatrix) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 84 {
		return ssz.ErrSize
	}

	tail := buf
	var o4 uint64

	// Field (0) 'Slot'
	b.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'ProposerIndex'
	b.ProposerIndex = github_com_prysmaticlabs_eth2_types.ValidatorIndex(ssz.UnmarshallUint64(buf[8:16]))

	// Field (2) 'ParentRoot'
	if cap(b.ParentRoot) == 0 {
		b.ParentRoot = make([]byte, 0, len(buf[16:48]))
	}
	b.ParentRoot = append(b.ParentRoot, buf[16:48]...)

	// Field (3) 'StateRoot'
	if cap(b.StateRoot) == 0 {
		b.StateRoot = make([]byte, 0, len(buf[48:80]))
	}
	b.StateRoot = append(b.StateRoot, buf[48:80]...)

	// Offset (4) 'Body'
	if o4 = ssz.ReadOffset(buf[80:84]); o4 > size {
		return ssz.ErrOffset
	}

	if o4 < 84 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (4) 'Body'
	{
		buf = tail[o4:]
		if b.Body == nil {
			b.Body = new(BeaconBlockBodyBellatrix)
		}
		if err = b.Body.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockBellatrix object
func (b *BeaconBlockBellatrix) SizeSSZ() (size int) {
	size = 84

	// Field (4) 'Body'
	if b.Body == nil {
		b.Body = new(BeaconBlockBodyBellatrix)
	}
	size += b.Body.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the BeaconBlockBellatrix object
func (b *BeaconBlockBellatrix) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockBellatrix object with a hasher
func (b *BeaconBlockBellatrix) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(uint64(b.Slot))

	// Field (1) 'ProposerIndex'
	hh.PutUint64(uint64(b.ProposerIndex))

	// Field (2) 'ParentRoot'
	if len(b.ParentRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.ParentRoot)

	// Field (3) 'StateRoot'
	if len(b.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.StateRoot)

	// Field (4) 'Body'
	if err = b.Body.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BeaconBlockBodyBellatrix object
func (b *BeaconBlockBodyBellatrix) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockBodyBellatrix object to a target array
func (b *BeaconBlockBodyBellatrix) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(384)

	// Field (0) 'RandaoReveal'
	if len(b.RandaoReveal) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.RandaoReveal...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	if len(b.Graffiti) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.Graffiti...)

	// Offset (3) 'ProposerSlashings'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.ProposerSlashings) * 416

	// Offset (4) 'AttesterSlashings'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		offset += 4
		offset += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Offset (5) 'Attestations'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.Attestations); ii++ {
		offset += 4
		offset += b.Attestations[ii].SizeSSZ()
	}

	// Offset (6) 'Deposits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Deposits) * 1240

	// Offset (7) 'VoluntaryExits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.VoluntaryExits) * 112

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if dst, err = b.SyncAggregate.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (9) 'ExecutionPayload'
	dst = ssz.WriteOffset(dst, offset)
	if b.ExecutionPayload == nil {
		b.ExecutionPayload = new(v1.ExecutionPayload)
	}
	offset += b.ExecutionPayload.SizeSSZ()

	// Field (3) 'ProposerSlashings'
	if len(b.ProposerSlashings) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.ProposerSlashings); ii++ {
		if dst, err = b.ProposerSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (4) 'AttesterSlashings'
	if len(b.AttesterSlashings) > 2 {
		err = ssz.ErrListTooBig
		return
	}
	{
		offset = 4 * len(b.AttesterSlashings)
		for ii := 0; ii < len(b.AttesterSlashings); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.AttesterSlashings[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		if dst, err = b.AttesterSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (5) 'Attestations'
	if len(b.Attestations) > 128 {
		err = ssz.ErrListTooBig
		return
	}
	{
		offset = 4 * len(b.Attestations)
		for ii := 0; ii < len(b.Attestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.Attestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.Attestations); ii++ {
		if dst, err = b.Attestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (6) 'Deposits'
	if len(b.Deposits) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Deposits); ii++ {
		if dst, err = b.Deposits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (7) 'VoluntaryExits'
	if len(b.VoluntaryExits) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.VoluntaryExits); ii++ {
		if dst, err = b.VoluntaryExits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (9) 'ExecutionPayload'
	if dst, err = b.ExecutionPayload.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockBodyBellatrix object
func (b *BeaconBlockBodyBellatrix) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 384 {
		return ssz.ErrSize
	}

	tail := buf
	var o3, o4, o5, o6, o7, o9 uint64

	// Field (0) 'RandaoReveal'
	if cap(b.RandaoReveal) == 0 {
		b.RandaoReveal = make([]byte, 0, len(buf[0:96]))
	}
	b.RandaoReveal = append(b.RandaoReveal, buf[0:96]...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[96:168]); err != nil {
		return err
	}

	// Field (2) 'Graffiti'
	if cap(b.Graffiti) == 0 {
		b.Graffiti = make([]byte, 0, len(buf[168:200]))
	}
	b.Graffiti = append(b.Graffiti, buf[168:200]...)

	// Offset (3) 'ProposerSlashings'
	if o3 = ssz.ReadOffset(buf[200:204]); o3 > size {
		return ssz.ErrOffset
	}

	if o3 < 384 {
		return ssz.ErrInvalidVariableOffset
	}

	// Offset (4) 'AttesterSlashings'
	if o4 = ssz.ReadOffset(buf[204:208]); o4 > size || o3 > o4 {
		return ssz.ErrOffset
	}

	// Offset (5) 'Attestations'
	if o5 = ssz.ReadOffset(buf[208:212]); o5 > size || o4 > o5 {
		return ssz.ErrOffset
	}

	// Offset (6) 'Deposits'
	if o6 = ssz.ReadOffset(buf[212:216]); o6 > size || o5 > o6 {
		return ssz.ErrOffset
	}

	// Offset (7) 'VoluntaryExits'
	if o7 = ssz.ReadOffset(buf[216:220]); o7 > size || o6 > o7 {
		return ssz.ErrOffset
	}

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if err = b.SyncAggregate.UnmarshalSSZ(buf[220:380]); err != nil {
		return err
	}

	// Offset (9) 'ExecutionPayload'
	if o9 = ssz.ReadOffset(buf[380:384]); o9 > size || o7 > o9 {
		return ssz.ErrOffset
	}

	// Field (3) 'ProposerSlashings'
	{
		buf = tail[o3:o4]
		num, err := ssz.DivideInt2(len(buf), 416, 16)
		if err != nil {
			return err
		}
		b.ProposerSlashings = make([]*ProposerSlashing, num)
		for ii := 0; ii < num; ii++ {
			if b.ProposerSlashings[ii] == nil {
				b.ProposerSlashings[ii] = new(ProposerSlashing)
			}
			if err = b.ProposerSlashings[ii].UnmarshalSSZ(buf[ii*416 : (ii+1)*416]); err != nil {
				return err
			}
		}
	}

	// Field (4) 'AttesterSlashings'
	{
		buf = tail[o4:o5]
		num, err := ssz.DecodeDynamicLength(buf, 2)
		if err != nil {
			return err
		}
		b.AttesterSlashings = make([]*AttesterSlashing, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.AttesterSlashings[indx] == nil {
				b.AttesterSlashings[indx] = new(AttesterSlashing)
			}
			if err = b.AttesterSlashings[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (5) 'Attestations'
	{
		buf = tail[o5:o6]
		num, err := ssz.DecodeDynamicLength(buf, 128)
		if err != nil {
			return err
		}
		b.Attestations = make([]*Attestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.Attestations[indx] == nil {
				b.Attestations[indx] = new(Attestation)
			}
			if err = b.Attestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (6) 'Deposits'
	{
		buf = tail[o6:o7]
		num, err := ssz.DivideInt2(len(buf), 1240, 16)
		if err != nil {
			return err
		}
		b.Deposits = make([]*Deposit, num)
		for ii := 0; ii < num; ii++ {
			if b.Deposits[ii] == nil {
				b.Deposits[ii] = new(Deposit)
			}
			if err = b.Deposits[ii].UnmarshalSSZ(buf[ii*1240 : (ii+1)*1240]); err != nil {
				return err
			}
		}
	}

	// Field (7) 'VoluntaryExits'
	{
		buf = tail[o7:o9]
		num, err := ssz.DivideInt2(len(buf), 112, 16)
		if err != nil {
			return err
		}
		b.VoluntaryExits = make([]*SignedVoluntaryExit, num)
		for ii := 0; ii < num; ii++ {
			if b.VoluntaryExits[ii] == nil {
				b.VoluntaryExits[ii] = new(SignedVoluntaryExit)
			}
			if err = b.VoluntaryExits[ii].UnmarshalSSZ(buf[ii*112 : (ii+1)*112]); err != nil {
				return err
			}
		}
	}

	// Field (9) 'ExecutionPayload'
	{
		buf = tail[o9:]
		if b.ExecutionPayload == nil {
			b.ExecutionPayload = new(v1.ExecutionPayload)
		}
		if err = b.ExecutionPayload.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockBodyBellatrix object
func (b *BeaconBlockBodyBellatrix) SizeSSZ() (size int) {
	size = 384

	// Field (3) 'ProposerSlashings'
	size += len(b.ProposerSlashings) * 416

	// Field (4) 'AttesterSlashings'
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		size += 4
		size += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Field (5) 'Attestations'
	for ii := 0; ii < len(b.Attestations); ii++ {
		size += 4
		size += b.Attestations[ii].SizeSSZ()
	}

	// Field (6) 'Deposits'
	size += len(b.Deposits) * 1240

	// Field (7) 'VoluntaryExits'
	size += len(b.VoluntaryExits) * 112

	// Field (9) 'ExecutionPayload'
	if b.ExecutionPayload == nil {
		b.ExecutionPayload = new(v1.ExecutionPayload)
	}
	size += b.ExecutionPayload.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the BeaconBlockBodyBellatrix object
func (b *BeaconBlockBodyBellatrix) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockBodyBellatrix object with a hasher
func (b *BeaconBlockBodyBellatrix) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'RandaoReveal'
	if len(b.RandaoReveal) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.RandaoReveal)

	// Field (1) 'Eth1Data'
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	if len(b.Graffiti) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.Graffiti)

	// Field (3) 'ProposerSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.ProposerSlashings))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.ProposerSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (4) 'AttesterSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.AttesterSlashings))
		if num > 2 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.AttesterSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2)
	}

	// Field (5) 'Attestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Attestations))
		if num > 128 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Attestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 128)
	}

	// Field (6) 'Deposits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Deposits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Deposits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (7) 'VoluntaryExits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.VoluntaryExits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.VoluntaryExits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (8) 'SyncAggregate'
	if err = b.SyncAggregate.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (9) 'ExecutionPayload'
	if err = b.ExecutionPayload.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SignedBlindedBeaconBlockBellatrix object
func (s *SignedBlindedBeaconBlockBellatrix) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedBlindedBeaconBlockBellatrix object to a target array
func (s *SignedBlindedBeaconBlockBellatrix) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(100)

	// Offset (0) 'Block'
	dst = ssz.WriteOffset(dst, offset)
	if s.Block == nil {
		s.Block = new(BlindedBeaconBlockBellatrix)
	}
	offset += s.Block.SizeSSZ()

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.Signature...)

	// Field (0) 'Block'
	if dst, err = s.Block.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the SignedBlindedBeaconBlockBellatrix object
func (s *SignedBlindedBeaconBlockBellatrix) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 100 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'Block'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 < 100 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[4:100]))
	}
	s.Signature = append(s.Signature, buf[4:100]...)

	// Field (0) 'Block'
	{
		buf = tail[o0:]
		if s.Block == nil {
			s.Block = new(BlindedBeaconBlockBellatrix)
		}
		if err = s.Block.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedBlindedBeaconBlockBellatrix object
func (s *SignedBlindedBeaconBlockBellatrix) SizeSSZ() (size int) {
	size = 100

	// Field (0) 'Block'
	if s.Block == nil {
		s.Block = new(BlindedBeaconBlockBellatrix)
	}
	size += s.Block.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the SignedBlindedBeaconBlockBellatrix object
func (s *SignedBlindedBeaconBlockBellatrix) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedBlindedBeaconBlockBellatrix object with a hasher
func (s *SignedBlindedBeaconBlockBellatrix) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Block'
	if err = s.Block.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BlindedBeaconBlockBellatrix object
func (b *BlindedBeaconBlockBellatrix) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BlindedBeaconBlockBellatrix object to a target array
func (b *BlindedBeaconBlockBellatrix) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(84)

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(b.Slot))

	// Field (1) 'ProposerIndex'
	dst = ssz.MarshalUint64(dst, uint64(b.ProposerIndex))

	// Field (2) 'ParentRoot'
	if len(b.ParentRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.ParentRoot...)

	// Field (3) 'StateRoot'
	if len(b.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.StateRoot...)

	// Offset (4) 'Body'
	dst = ssz.WriteOffset(dst, offset)
	if b.Body == nil {
		b.Body = new(BlindedBeaconBlockBodyBellatrix)
	}
	offset += b.Body.SizeSSZ()

	// Field (4) 'Body'
	if dst, err = b.Body.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BlindedBeaconBlockBellatrix object
func (b *BlindedBeaconBlockBellatrix) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 84 {
		return ssz.ErrSize
	}

	tail := buf
	var o4 uint64

	// Field (0) 'Slot'
	b.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'ProposerIndex'
	b.ProposerIndex = github_com_prysmaticlabs_eth2_types.ValidatorIndex(ssz.UnmarshallUint64(buf[8:16]))

	// Field (2) 'ParentRoot'
	if cap(b.ParentRoot) == 0 {
		b.ParentRoot = make([]byte, 0, len(buf[16:48]))
	}
	b.ParentRoot = append(b.ParentRoot, buf[16:48]...)

	// Field (3) 'StateRoot'
	if cap(b.StateRoot) == 0 {
		b.StateRoot = make([]byte, 0, len(buf[48:80]))
	}
	b.StateRoot = append(b.StateRoot, buf[48:80]...)

	// Offset (4) 'Body'
	if o4 = ssz.ReadOffset(buf[80:84]); o4 > size {
		return ssz.ErrOffset
	}

	if o4 < 84 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (4) 'Body'
	{
		buf = tail[o4:]
		if b.Body == nil {
			b.Body = new(BlindedBeaconBlockBodyBellatrix)
		}
		if err = b.Body.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BlindedBeaconBlockBellatrix object
func (b *BlindedBeaconBlockBellatrix) SizeSSZ() (size int) {
	size = 84

	// Field (4) 'Body'
	if b.Body == nil {
		b.Body = new(BlindedBeaconBlockBodyBellatrix)
	}
	size += b.Body.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the BlindedBeaconBlockBellatrix object
func (b *BlindedBeaconBlockBellatrix) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BlindedBeaconBlockBellatrix object with a hasher
func (b *BlindedBeaconBlockBellatrix) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(uint64(b.Slot))

	// Field (1) 'ProposerIndex'
	hh.PutUint64(uint64(b.ProposerIndex))

	// Field (2) 'ParentRoot'
	if len(b.ParentRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.ParentRoot)

	// Field (3) 'StateRoot'
	if len(b.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.StateRoot)

	// Field (4) 'Body'
	if err = b.Body.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BlindedBeaconBlockBodyBellatrix object
func (b *BlindedBeaconBlockBodyBellatrix) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BlindedBeaconBlockBodyBellatrix object to a target array
func (b *BlindedBeaconBlockBodyBellatrix) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(384)

	// Field (0) 'RandaoReveal'
	if len(b.RandaoReveal) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.RandaoReveal...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	if len(b.Graffiti) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.Graffiti...)

	// Offset (3) 'ProposerSlashings'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.ProposerSlashings) * 416

	// Offset (4) 'AttesterSlashings'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		offset += 4
		offset += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Offset (5) 'Attestations'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.Attestations); ii++ {
		offset += 4
		offset += b.Attestations[ii].SizeSSZ()
	}

	// Offset (6) 'Deposits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Deposits) * 1240

	// Offset (7) 'VoluntaryExits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.VoluntaryExits) * 112

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if dst, err = b.SyncAggregate.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (9) 'ExecutionPayloadHeader'
	dst = ssz.WriteOffset(dst, offset)
	if b.ExecutionPayloadHeader == nil {
		b.ExecutionPayloadHeader = new(ExecutionPayloadHeader)
	}
	offset += b.ExecutionPayloadHeader.SizeSSZ()

	// Field (3) 'ProposerSlashings'
	if len(b.ProposerSlashings) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.ProposerSlashings); ii++ {
		if dst, err = b.ProposerSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (4) 'AttesterSlashings'
	if len(b.AttesterSlashings) > 2 {
		err = ssz.ErrListTooBig
		return
	}
	{
		offset = 4 * len(b.AttesterSlashings)
		for ii := 0; ii < len(b.AttesterSlashings); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.AttesterSlashings[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		if dst, err = b.AttesterSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (5) 'Attestations'
	if len(b.Attestations) > 128 {
		err = ssz.ErrListTooBig
		return
	}
	{
		offset = 4 * len(b.Attestations)
		for ii := 0; ii < len(b.Attestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.Attestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.Attestations); ii++ {
		if dst, err = b.Attestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (6) 'Deposits'
	if len(b.Deposits) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Deposits); ii++ {
		if dst, err = b.Deposits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (7) 'VoluntaryExits'
	if len(b.VoluntaryExits) > 16 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.VoluntaryExits); ii++ {
		if dst, err = b.VoluntaryExits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (9) 'ExecutionPayloadHeader'
	if dst, err = b.ExecutionPayloadHeader.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BlindedBeaconBlockBodyBellatrix object
func (b *BlindedBeaconBlockBodyBellatrix) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 384 {
		return ssz.ErrSize
	}

	tail := buf
	var o3, o4, o5, o6, o7, o9 uint64

	// Field (0) 'RandaoReveal'
	if cap(b.RandaoReveal) == 0 {
		b.RandaoReveal = make([]byte, 0, len(buf[0:96]))
	}
	b.RandaoReveal = append(b.RandaoReveal, buf[0:96]...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[96:168]); err != nil {
		return err
	}

	// Field (2) 'Graffiti'
	if cap(b.Graffiti) == 0 {
		b.Graffiti = make([]byte, 0, len(buf[168:200]))
	}
	b.Graffiti = append(b.Graffiti, buf[168:200]...)

	// Offset (3) 'ProposerSlashings'
	if o3 = ssz.ReadOffset(buf[200:204]); o3 > size {
		return ssz.ErrOffset
	}

	if o3 < 384 {
		return ssz.ErrInvalidVariableOffset
	}

	// Offset (4) 'AttesterSlashings'
	if o4 = ssz.ReadOffset(buf[204:208]); o4 > size || o3 > o4 {
		return ssz.ErrOffset
	}

	// Offset (5) 'Attestations'
	if o5 = ssz.ReadOffset(buf[208:212]); o5 > size || o4 > o5 {
		return ssz.ErrOffset
	}

	// Offset (6) 'Deposits'
	if o6 = ssz.ReadOffset(buf[212:216]); o6 > size || o5 > o6 {
		return ssz.ErrOffset
	}

	// Offset (7) 'VoluntaryExits'
	if o7 = ssz.ReadOffset(buf[216:220]); o7 > size || o6 > o7 {
		return ssz.ErrOffset
	}

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if err = b.SyncAggregate.UnmarshalSSZ(buf[220:380]); err != nil {
		return err
	}

	// Offset (9) 'ExecutionPayloadHeader'
	if o9 = ssz.ReadOffset(buf[380:384]); o9 > size || o7 > o9 {
		return ssz.ErrOffset
	}

	// Field (3) 'ProposerSlashings'
	{
		buf = tail[o3:o4]
		num, err := ssz.DivideInt2(len(buf), 416, 16)
		if err != nil {
			return err
		}
		b.ProposerSlashings = make([]*ProposerSlashing, num)
		for ii := 0; ii < num; ii++ {
			if b.ProposerSlashings[ii] == nil {
				b.ProposerSlashings[ii] = new(ProposerSlashing)
			}
			if err = b.ProposerSlashings[ii].UnmarshalSSZ(buf[ii*416 : (ii+1)*416]); err != nil {
				return err
			}
		}
	}

	// Field (4) 'AttesterSlashings'
	{
		buf = tail[o4:o5]
		num, err := ssz.DecodeDynamicLength(buf, 2)
		if err != nil {
			return err
		}
		b.AttesterSlashings = make([]*AttesterSlashing, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.AttesterSlashings[indx] == nil {
				b.AttesterSlashings[indx] = new(AttesterSlashing)
			}
			if err = b.AttesterSlashings[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (5) 'Attestations'
	{
		buf = tail[o5:o6]
		num, err := ssz.DecodeDynamicLength(buf, 128)
		if err != nil {
			return err
		}
		b.Attestations = make([]*Attestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.Attestations[indx] == nil {
				b.Attestations[indx] = new(Attestation)
			}
			if err = b.Attestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (6) 'Deposits'
	{
		buf = tail[o6:o7]
		num, err := ssz.DivideInt2(len(buf), 1240, 16)
		if err != nil {
			return err
		}
		b.Deposits = make([]*Deposit, num)
		for ii := 0; ii < num; ii++ {
			if b.Deposits[ii] == nil {
				b.Deposits[ii] = new(Deposit)
			}
			if err = b.Deposits[ii].UnmarshalSSZ(buf[ii*1240 : (ii+1)*1240]); err != nil {
				return err
			}
		}
	}

	// Field (7) 'VoluntaryExits'
	{
		buf = tail[o7:o9]
		num, err := ssz.DivideInt2(len(buf), 112, 16)
		if err != nil {
			return err
		}
		b.VoluntaryExits = make([]*SignedVoluntaryExit, num)
		for ii := 0; ii < num; ii++ {
			if b.VoluntaryExits[ii] == nil {
				b.VoluntaryExits[ii] = new(SignedVoluntaryExit)
			}
			if err = b.VoluntaryExits[ii].UnmarshalSSZ(buf[ii*112 : (ii+1)*112]); err != nil {
				return err
			}
		}
	}

	// Field (9) 'ExecutionPayloadHeader'
	{
		buf = tail[o9:]
		if b.ExecutionPayloadHeader == nil {
			b.ExecutionPayloadHeader = new(ExecutionPayloadHeader)
		}
		if err = b.ExecutionPayloadHeader.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BlindedBeaconBlockBodyBellatrix object
func (b *BlindedBeaconBlockBodyBellatrix) SizeSSZ() (size int) {
	size = 384

	// Field (3) 'ProposerSlashings'
	size += len(b.ProposerSlashings) * 416

	// Field (4) 'AttesterSlashings'
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		size += 4
		size += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Field (5) 'Attestations'
	for ii := 0; ii < len(b.Attestations); ii++ {
		size += 4
		size += b.Attestations[ii].SizeSSZ()
	}

	// Field (6) 'Deposits'
	size += len(b.Deposits) * 1240

	// Field (7) 'VoluntaryExits'
	size += len(b.VoluntaryExits) * 112

	// Field (9) 'ExecutionPayloadHeader'
	if b.ExecutionPayloadHeader == nil {
		b.ExecutionPayloadHeader = new(ExecutionPayloadHeader)
	}
	size += b.ExecutionPayloadHeader.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the BlindedBeaconBlockBodyBellatrix object
func (b *BlindedBeaconBlockBodyBellatrix) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BlindedBeaconBlockBodyBellatrix object with a hasher
func (b *BlindedBeaconBlockBodyBellatrix) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'RandaoReveal'
	if len(b.RandaoReveal) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.RandaoReveal)

	// Field (1) 'Eth1Data'
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	if len(b.Graffiti) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.Graffiti)

	// Field (3) 'ProposerSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.ProposerSlashings))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.ProposerSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (4) 'AttesterSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.AttesterSlashings))
		if num > 2 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.AttesterSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2)
	}

	// Field (5) 'Attestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Attestations))
		if num > 128 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Attestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 128)
	}

	// Field (6) 'Deposits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Deposits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Deposits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (7) 'VoluntaryExits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.VoluntaryExits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.VoluntaryExits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (8) 'SyncAggregate'
	if err = b.SyncAggregate.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (9) 'ExecutionPayloadHeader'
	if err = b.ExecutionPayloadHeader.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the ExecutionPayloadHeader object
func (e *ExecutionPayloadHeader) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the ExecutionPayloadHeader object to a target array
func (e *ExecutionPayloadHeader) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(536)

	// Field (0) 'ParentHash'
	if len(e.ParentHash) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.ParentHash...)

	// Field (1) 'FeeRecipient'
	if len(e.FeeRecipient) != 20 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.FeeRecipient...)

	// Field (2) 'StateRoot'
	if len(e.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.StateRoot...)

	// Field (3) 'ReceiptRoot'
	if len(e.ReceiptRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.ReceiptRoot...)

	// Field (4) 'LogsBloom'
	if len(e.LogsBloom) != 256 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.LogsBloom...)

	// Field (5) 'PrevRandao'
	if len(e.PrevRandao) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.PrevRandao...)

	// Field (6) 'BlockNumber'
	dst = ssz.MarshalUint64(dst, e.BlockNumber)

	// Field (7) 'GasLimit'
	dst = ssz.MarshalUint64(dst, e.GasLimit)

	// Field (8) 'GasUsed'
	dst = ssz.MarshalUint64(dst, e.GasUsed)

	// Field (9) 'Timestamp'
	dst = ssz.MarshalUint64(dst, e.Timestamp)

	// Offset (10) 'ExtraData'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(e.ExtraData)

	// Field (11) 'BaseFeePerGas'
	if len(e.BaseFeePerGas) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.BaseFeePerGas...)

	// Field (12) 'BlockHash'
	if len(e.BlockHash) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.BlockHash...)

	// Field (13) 'TransactionsRoot'
	if len(e.TransactionsRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.TransactionsRoot...)

	// Field (10) 'ExtraData'
	if len(e.ExtraData) > 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.ExtraData...)

	return
}

// UnmarshalSSZ ssz unmarshals the ExecutionPayloadHeader object
func (e *ExecutionPayloadHeader) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 536 {
		return ssz.ErrSize
	}

	tail := buf
	var o10 uint64

	// Field (0) 'ParentHash'
	if cap(e.ParentHash) == 0 {
		e.ParentHash = make([]byte, 0, len(buf[0:32]))
	}
	e.ParentHash = append(e.ParentHash, buf[0:32]...)

	// Field (1) 'FeeRecipient'
	if cap(e.FeeRecipient) == 0 {
		e.FeeRecipient = make([]byte, 0, len(buf[32:52]))
	}
	e.FeeRecipient = append(e.FeeRecipient, buf[32:52]...)

	// Field (2) 'StateRoot'
	if cap(e.StateRoot) == 0 {
		e.StateRoot = make([]byte, 0, len(buf[52:84]))
	}
	e.StateRoot = append(e.StateRoot, buf[52:84]...)

	// Field (3) 'ReceiptRoot'
	if cap(e.ReceiptRoot) == 0 {
		e.ReceiptRoot = make([]byte, 0, len(buf[84:116]))
	}
	e.ReceiptRoot = append(e.ReceiptRoot, buf[84:116]...)

	// Field (4) 'LogsBloom'
	if cap(e.LogsBloom) == 0 {
		e.LogsBloom = make([]byte, 0, len(buf[116:372]))
	}
	e.LogsBloom = append(e.LogsBloom, buf[116:372]...)

	// Field (5) 'PrevRandao'
	if cap(e.PrevRandao) == 0 {
		e.PrevRandao = make([]byte, 0, len(buf[372:404]))
	}
	e.PrevRandao = append(e.PrevRandao, buf[372:404]...)

	// Field (6) 'BlockNumber'
	e.BlockNumber = ssz.UnmarshallUint64(buf[404:412])

	// Field (7) 'GasLimit'
	e.GasLimit = ssz.UnmarshallUint64(buf[412:420])

	// Field (8) 'GasUsed'
	e.GasUsed = ssz.UnmarshallUint64(buf[420:428])

	// Field (9) 'Timestamp'
	e.Timestamp = ssz.UnmarshallUint64(buf[428:436])

	// Offset (10) 'ExtraData'
	if o10 = ssz.ReadOffset(buf[436:440]); o10 > size {
		return ssz.ErrOffset
	}

	if o10 < 536 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (11) 'BaseFeePerGas'
	if cap(e.BaseFeePerGas) == 0 {
		e.BaseFeePerGas = make([]byte, 0, len(buf[440:472]))
	}
	e.BaseFeePerGas = append(e.BaseFeePerGas, buf[440:472]...)

	// Field (12) 'BlockHash'
	if cap(e.BlockHash) == 0 {
		e.BlockHash = make([]byte, 0, len(buf[472:504]))
	}
	e.BlockHash = append(e.BlockHash, buf[472:504]...)

	// Field (13) 'TransactionsRoot'
	if cap(e.TransactionsRoot) == 0 {
		e.TransactionsRoot = make([]byte, 0, len(buf[504:536]))
	}
	e.TransactionsRoot = append(e.TransactionsRoot, buf[504:536]...)

	// Field (10) 'ExtraData'
	{
		buf = tail[o10:]
		if len(buf) > 32 {
			return ssz.ErrBytesLength
		}
		if cap(e.ExtraData) == 0 {
			e.ExtraData = make([]byte, 0, len(buf))
		}
		e.ExtraData = append(e.ExtraData, buf...)
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ExecutionPayloadHeader object
func (e *ExecutionPayloadHeader) SizeSSZ() (size int) {
	size = 536

	// Field (10) 'ExtraData'
	size += len(e.ExtraData)

	return
}

// HashTreeRoot ssz hashes the ExecutionPayloadHeader object
func (e *ExecutionPayloadHeader) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the ExecutionPayloadHeader object with a hasher
func (e *ExecutionPayloadHeader) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'ParentHash'
	if len(e.ParentHash) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.ParentHash)

	// Field (1) 'FeeRecipient'
	if len(e.FeeRecipient) != 20 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.FeeRecipient)

	// Field (2) 'StateRoot'
	if len(e.StateRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.StateRoot)

	// Field (3) 'ReceiptRoot'
	if len(e.ReceiptRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.ReceiptRoot)

	// Field (4) 'LogsBloom'
	if len(e.LogsBloom) != 256 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.LogsBloom)

	// Field (5) 'PrevRandao'
	if len(e.PrevRandao) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.PrevRandao)

	// Field (6) 'BlockNumber'
	hh.PutUint64(e.BlockNumber)

	// Field (7) 'GasLimit'
	hh.PutUint64(e.GasLimit)

	// Field (8) 'GasUsed'
	hh.PutUint64(e.GasUsed)

	// Field (9) 'Timestamp'
	hh.PutUint64(e.Timestamp)

	// Field (10) 'ExtraData'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(e.ExtraData))
		if byteLen > 32 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.PutBytes(e.ExtraData)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (32+31)/32)
	}

	// Field (11) 'BaseFeePerGas'
	if len(e.BaseFeePerGas) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.BaseFeePerGas)

	// Field (12) 'BlockHash'
	if len(e.BlockHash) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.BlockHash)

	// Field (13) 'TransactionsRoot'
	if len(e.TransactionsRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.TransactionsRoot)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the Deposit_Data object
func (d *Deposit_Data) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(d)
}

// MarshalSSZTo ssz marshals the Deposit_Data object to a target array
func (d *Deposit_Data) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'PublicKey'
	if len(d.PublicKey) != 48 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, d.PublicKey...)

	// Field (1) 'WithdrawalCredentials'
	if len(d.WithdrawalCredentials) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, d.WithdrawalCredentials...)

	// Field (2) 'Amount'
	dst = ssz.MarshalUint64(dst, d.Amount)

	// Field (3) 'Signature'
	if len(d.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, d.Signature...)

	return
}

// UnmarshalSSZ ssz unmarshals the Deposit_Data object
func (d *Deposit_Data) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 184 {
		return ssz.ErrSize
	}

	// Field (0) 'PublicKey'
	if cap(d.PublicKey) == 0 {
		d.PublicKey = make([]byte, 0, len(buf[0:48]))
	}
	d.PublicKey = append(d.PublicKey, buf[0:48]...)

	// Field (1) 'WithdrawalCredentials'
	if cap(d.WithdrawalCredentials) == 0 {
		d.WithdrawalCredentials = make([]byte, 0, len(buf[48:80]))
	}
	d.WithdrawalCredentials = append(d.WithdrawalCredentials, buf[48:80]...)

	// Field (2) 'Amount'
	d.Amount = ssz.UnmarshallUint64(buf[80:88])

	// Field (3) 'Signature'
	if cap(d.Signature) == 0 {
		d.Signature = make([]byte, 0, len(buf[88:184]))
	}
	d.Signature = append(d.Signature, buf[88:184]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Deposit_Data object
func (d *Deposit_Data) SizeSSZ() (size int) {
	size = 184
	return
}

// HashTreeRoot ssz hashes the Deposit_Data object
func (d *Deposit_Data) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(d)
}

// HashTreeRootWith ssz hashes the Deposit_Data object with a hasher
func (d *Deposit_Data) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'PublicKey'
	if len(d.PublicKey) != 48 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(d.PublicKey)

	// Field (1) 'WithdrawalCredentials'
	if len(d.WithdrawalCredentials) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(d.WithdrawalCredentials)

	// Field (2) 'Amount'
	hh.PutUint64(d.Amount)

	// Field (3) 'Signature'
	if len(d.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(d.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BeaconState object
func (b *BeaconState) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconState object to a target array
func (b *BeaconState) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(2687377)

	// Field (0) 'GenesisTime'
	dst = ssz.MarshalUint64(dst, b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if len(b.GenesisValidatorsRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.GenesisValidatorsRoot...)

	// Field (2) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(b.Slot))

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if dst, err = b.Fork.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if dst, err = b.LatestBlockHeader.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	if len(b.BlockRoots) != 8192 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if len(b.BlockRoots[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.BlockRoots[ii]...)
	}

	// Field (6) 'StateRoots'
	if len(b.StateRoots) != 8192 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if len(b.StateRoots[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.StateRoots[ii]...)
	}

	// Offset (7) 'HistoricalRoots'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.HistoricalRoots) * 32

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (9) 'Eth1DataVotes'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Eth1DataVotes) * 72

	// Field (10) 'Eth1DepositIndex'
	dst = ssz.MarshalUint64(dst, b.Eth1DepositIndex)

	// Offset (11) 'Validators'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Validators) * 121

	// Offset (12) 'Balances'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Balances) * 8

	// Field (13) 'RandaoMixes'
	if len(b.RandaoMixes) != 65536 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 65536; ii++ {
		if len(b.RandaoMixes[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.RandaoMixes[ii]...)
	}

	// Field (14) 'Slashings'
	if len(b.Slashings) != 8192 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 8192; ii++ {
		dst = ssz.MarshalUint64(dst, b.Slashings[ii])
	}

	// Offset (15) 'PreviousEpochAttestations'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.PreviousEpochAttestations); ii++ {
		offset += 4
		offset += b.PreviousEpochAttestations[ii].SizeSSZ()
	}

	// Offset (16) 'CurrentEpochAttestations'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.CurrentEpochAttestations); ii++ {
		offset += 4
		offset += b.CurrentEpochAttestations[ii].SizeSSZ()
	}

	// Field (17) 'JustificationBits'
	if len(b.JustificationBits) != 1 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.JustificationBits...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.PreviousJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.CurrentJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.FinalizedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (7) 'HistoricalRoots'
	if len(b.HistoricalRoots) > 16777216 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.HistoricalRoots); ii++ {
		if len(b.HistoricalRoots[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.HistoricalRoots[ii]...)
	}

	// Field (9) 'Eth1DataVotes'
	if len(b.Eth1DataVotes) > 2048 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Eth1DataVotes); ii++ {
		if dst, err = b.Eth1DataVotes[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (11) 'Validators'
	if len(b.Validators) > 1099511627776 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Validators); ii++ {
		if dst, err = b.Validators[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (12) 'Balances'
	if len(b.Balances) > 1099511627776 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Balances); ii++ {
		dst = ssz.MarshalUint64(dst, b.Balances[ii])
	}

	// Field (15) 'PreviousEpochAttestations'
	if len(b.PreviousEpochAttestations) > 4096 {
		err = ssz.ErrListTooBig
		return
	}
	{
		offset = 4 * len(b.PreviousEpochAttestations)
		for ii := 0; ii < len(b.PreviousEpochAttestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.PreviousEpochAttestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.PreviousEpochAttestations); ii++ {
		if dst, err = b.PreviousEpochAttestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (16) 'CurrentEpochAttestations'
	if len(b.CurrentEpochAttestations) > 4096 {
		err = ssz.ErrListTooBig
		return
	}
	{
		offset = 4 * len(b.CurrentEpochAttestations)
		for ii := 0; ii < len(b.CurrentEpochAttestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.CurrentEpochAttestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.CurrentEpochAttestations); ii++ {
		if dst, err = b.CurrentEpochAttestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconState object
func (b *BeaconState) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 2687377 {
		return ssz.ErrSize
	}

	tail := buf
	var o7, o9, o11, o12, o15, o16 uint64

	// Field (0) 'GenesisTime'
	b.GenesisTime = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'GenesisValidatorsRoot'
	if cap(b.GenesisValidatorsRoot) == 0 {
		b.GenesisValidatorsRoot = make([]byte, 0, len(buf[8:40]))
	}
	b.GenesisValidatorsRoot = append(b.GenesisValidatorsRoot, buf[8:40]...)

	// Field (2) 'Slot'
	b.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[40:48]))

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if err = b.Fork.UnmarshalSSZ(buf[48:64]); err != nil {
		return err
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if err = b.LatestBlockHeader.UnmarshalSSZ(buf[64:176]); err != nil {
		return err
	}

	// Field (5) 'BlockRoots'
	b.BlockRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.BlockRoots[ii]) == 0 {
			b.BlockRoots[ii] = make([]byte, 0, len(buf[176:262320][ii*32:(ii+1)*32]))
		}
		b.BlockRoots[ii] = append(b.BlockRoots[ii], buf[176:262320][ii*32:(ii+1)*32]...)
	}

	// Field (6) 'StateRoots'
	b.StateRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.StateRoots[ii]) == 0 {
			b.StateRoots[ii] = make([]byte, 0, len(buf[262320:524464][ii*32:(ii+1)*32]))
		}
		b.StateRoots[ii] = append(b.StateRoots[ii], buf[262320:524464][ii*32:(ii+1)*32]...)
	}

	// Offset (7) 'HistoricalRoots'
	if o7 = ssz.ReadOffset(buf[524464:524468]); o7 > size {
		return ssz.ErrOffset
	}

	if o7 < 2687377 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[524468:524540]); err != nil {
		return err
	}

	// Offset (9) 'Eth1DataVotes'
	if o9 = ssz.ReadOffset(buf[524540:524544]); o9 > size || o7 > o9 {
		return ssz.ErrOffset
	}

	// Field (10) 'Eth1DepositIndex'
	b.Eth1DepositIndex = ssz.UnmarshallUint64(buf[524544:524552])

	// Offset (11) 'Validators'
	if o11 = ssz.ReadOffset(buf[524552:524556]); o11 > size || o9 > o11 {
		return ssz.ErrOffset
	}

	// Offset (12) 'Balances'
	if o12 = ssz.ReadOffset(buf[524556:524560]); o12 > size || o11 > o12 {
		return ssz.ErrOffset
	}

	// Field (13) 'RandaoMixes'
	b.RandaoMixes = make([][]byte, 65536)
	for ii := 0; ii < 65536; ii++ {
		if cap(b.RandaoMixes[ii]) == 0 {
			b.RandaoMixes[ii] = make([]byte, 0, len(buf[524560:2621712][ii*32:(ii+1)*32]))
		}
		b.RandaoMixes[ii] = append(b.RandaoMixes[ii], buf[524560:2621712][ii*32:(ii+1)*32]...)
	}

	// Field (14) 'Slashings'
	b.Slashings = ssz.ExtendUint64(b.Slashings, 8192)
	for ii := 0; ii < 8192; ii++ {
		b.Slashings[ii] = ssz.UnmarshallUint64(buf[2621712:2687248][ii*8 : (ii+1)*8])
	}

	// Offset (15) 'PreviousEpochAttestations'
	if o15 = ssz.ReadOffset(buf[2687248:2687252]); o15 > size || o12 > o15 {
		return ssz.ErrOffset
	}

	// Offset (16) 'CurrentEpochAttestations'
	if o16 = ssz.ReadOffset(buf[2687252:2687256]); o16 > size || o15 > o16 {
		return ssz.ErrOffset
	}

	// Field (17) 'JustificationBits'
	if cap(b.JustificationBits) == 0 {
		b.JustificationBits = make([]byte, 0, len(buf[2687256:2687257]))
	}
	b.JustificationBits = append(b.JustificationBits, buf[2687256:2687257]...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.PreviousJustifiedCheckpoint.UnmarshalSSZ(buf[2687257:2687297]); err != nil {
		return err
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.CurrentJustifiedCheckpoint.UnmarshalSSZ(buf[2687297:2687337]); err != nil {
		return err
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if err = b.FinalizedCheckpoint.UnmarshalSSZ(buf[2687337:2687377]); err != nil {
		return err
	}

	// Field (7) 'HistoricalRoots'
	{
		buf = tail[o7:o9]
		num, err := ssz.DivideInt2(len(buf), 32, 16777216)
		if err != nil {
			return err
		}
		b.HistoricalRoots = make([][]byte, num)
		for ii := 0; ii < num; ii++ {
			if cap(b.HistoricalRoots[ii]) == 0 {
				b.HistoricalRoots[ii] = make([]byte, 0, len(buf[ii*32:(ii+1)*32]))
			}
			b.HistoricalRoots[ii] = append(b.HistoricalRoots[ii], buf[ii*32:(ii+1)*32]...)
		}
	}

	// Field (9) 'Eth1DataVotes'
	{
		buf = tail[o9:o11]
		num, err := ssz.DivideInt2(len(buf), 72, 2048)
		if err != nil {
			return err
		}
		b.Eth1DataVotes = make([]*Eth1Data, num)
		for ii := 0; ii < num; ii++ {
			if b.Eth1DataVotes[ii] == nil {
				b.Eth1DataVotes[ii] = new(Eth1Data)
			}
			if err = b.Eth1DataVotes[ii].UnmarshalSSZ(buf[ii*72 : (ii+1)*72]); err != nil {
				return err
			}
		}
	}

	// Field (11) 'Validators'
	{
		buf = tail[o11:o12]
		num, err := ssz.DivideInt2(len(buf), 121, 1099511627776)
		if err != nil {
			return err
		}
		b.Validators = make([]*Validator, num)
		for ii := 0; ii < num; ii++ {
			if b.Validators[ii] == nil {
				b.Validators[ii] = new(Validator)
			}
			if err = b.Validators[ii].UnmarshalSSZ(buf[ii*121 : (ii+1)*121]); err != nil {
				return err
			}
		}
	}

	// Field (12) 'Balances'
	{
		buf = tail[o12:o15]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.Balances = ssz.ExtendUint64(b.Balances, num)
		for ii := 0; ii < num; ii++ {
			b.Balances[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}

	// Field (15) 'PreviousEpochAttestations'
	{
		buf = tail[o15:o16]
		num, err := ssz.DecodeDynamicLength(buf, 4096)
		if err != nil {
			return err
		}
		b.PreviousEpochAttestations = make([]*PendingAttestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.PreviousEpochAttestations[indx] == nil {
				b.PreviousEpochAttestations[indx] = new(PendingAttestation)
			}
			if err = b.PreviousEpochAttestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (16) 'CurrentEpochAttestations'
	{
		buf = tail[o16:]
		num, err := ssz.DecodeDynamicLength(buf, 4096)
		if err != nil {
			return err
		}
		b.CurrentEpochAttestations = make([]*PendingAttestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.CurrentEpochAttestations[indx] == nil {
				b.CurrentEpochAttestations[indx] = new(PendingAttestation)
			}
			if err = b.CurrentEpochAttestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconState object
func (b *BeaconState) SizeSSZ() (size int) {
	size = 2687377

	// Field (7) 'HistoricalRoots'
	size += len(b.HistoricalRoots) * 32

	// Field (9) 'Eth1DataVotes'
	size += len(b.Eth1DataVotes) * 72

	// Field (11) 'Validators'
	size += len(b.Validators) * 121

	// Field (12) 'Balances'
	size += len(b.Balances) * 8

	// Field (15) 'PreviousEpochAttestations'
	for ii := 0; ii < len(b.PreviousEpochAttestations); ii++ {
		size += 4
		size += b.PreviousEpochAttestations[ii].SizeSSZ()
	}

	// Field (16) 'CurrentEpochAttestations'
	for ii := 0; ii < len(b.CurrentEpochAttestations); ii++ {
		size += 4
		size += b.CurrentEpochAttestations[ii].SizeSSZ()
	}

	return
}

// HashTreeRoot ssz hashes the BeaconState object
func (b *BeaconState) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconState object with a hasher
func (b *BeaconState) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'GenesisTime'
	hh.PutUint64(b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if len(b.GenesisValidatorsRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.GenesisValidatorsRoot)

	// Field (2) 'Slot'
	hh.PutUint64(uint64(b.Slot))

	// Field (3) 'Fork'
	if err = b.Fork.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if err = b.LatestBlockHeader.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	{
		if len(b.BlockRoots) != 8192 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.BlockRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (6) 'StateRoots'
	{
		if len(b.StateRoots) != 8192 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.StateRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (7) 'HistoricalRoots'
	{
		if len(b.HistoricalRoots) > 16777216 {
			err = ssz.ErrListTooBig
			return
		}
		subIndx := hh.Index()
		for _, i := range b.HistoricalRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		numItems := uint64(len(b.HistoricalRoots))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(16777216, numItems, 32))
	}

	// Field (8) 'Eth1Data'
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (9) 'Eth1DataVotes'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Eth1DataVotes))
		if num > 2048 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Eth1DataVotes {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2048)
	}

	// Field (10) 'Eth1DepositIndex'
	hh.PutUint64(b.Eth1DepositIndex)

	// Field (11) 'Validators'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Validators))
		if num > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Validators {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 1099511627776)
	}

	// Field (12) 'Balances'
	{
		if len(b.Balances) > 1099511627776 {
			err = ssz.ErrListTooBig
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Balances {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.Balances))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (13) 'RandaoMixes'
	{
		if len(b.RandaoMixes) != 65536 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.RandaoMixes {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (14) 'Slashings'
	{
		if len(b.Slashings) != 8192 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Slashings {
			hh.AppendUint64(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (15) 'PreviousEpochAttestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.PreviousEpochAttestations))
		if num > 4096 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.PreviousEpochAttestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 4096)
	}

	// Field (16) 'CurrentEpochAttestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.CurrentEpochAttestations))
		if num > 4096 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.CurrentEpochAttestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 4096)
	}

	// Field (17) 'JustificationBits'
	if len(b.JustificationBits) != 1 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.JustificationBits)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if err = b.PreviousJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if err = b.CurrentJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if err = b.FinalizedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BeaconStateAltair object
func (b *BeaconStateAltair) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconStateAltair object to a target array
func (b *BeaconStateAltair) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(2736629)

	// Field (0) 'GenesisTime'
	dst = ssz.MarshalUint64(dst, b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if len(b.GenesisValidatorsRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.GenesisValidatorsRoot...)

	// Field (2) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(b.Slot))

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if dst, err = b.Fork.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if dst, err = b.LatestBlockHeader.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	if len(b.BlockRoots) != 8192 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if len(b.BlockRoots[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.BlockRoots[ii]...)
	}

	// Field (6) 'StateRoots'
	if len(b.StateRoots) != 8192 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if len(b.StateRoots[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.StateRoots[ii]...)
	}

	// Offset (7) 'HistoricalRoots'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.HistoricalRoots) * 32

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (9) 'Eth1DataVotes'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Eth1DataVotes) * 72

	// Field (10) 'Eth1DepositIndex'
	dst = ssz.MarshalUint64(dst, b.Eth1DepositIndex)

	// Offset (11) 'Validators'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Validators) * 121

	// Offset (12) 'Balances'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Balances) * 8

	// Field (13) 'RandaoMixes'
	if len(b.RandaoMixes) != 65536 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 65536; ii++ {
		if len(b.RandaoMixes[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.RandaoMixes[ii]...)
	}

	// Field (14) 'Slashings'
	if len(b.Slashings) != 8192 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 8192; ii++ {
		dst = ssz.MarshalUint64(dst, b.Slashings[ii])
	}

	// Offset (15) 'PreviousEpochParticipation'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.PreviousEpochParticipation)

	// Offset (16) 'CurrentEpochParticipation'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.CurrentEpochParticipation)

	// Field (17) 'JustificationBits'
	if len(b.JustificationBits) != 1 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.JustificationBits...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.PreviousJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.CurrentJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.FinalizedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (21) 'InactivityScores'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.InactivityScores) * 8

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if dst, err = b.CurrentSyncCommittee.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if dst, err = b.NextSyncCommittee.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (7) 'HistoricalRoots'
	if len(b.HistoricalRoots) > 16777216 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.HistoricalRoots); ii++ {
		if len(b.HistoricalRoots[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.HistoricalRoots[ii]...)
	}

	// Field (9) 'Eth1DataVotes'
	if len(b.Eth1DataVotes) > 2048 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Eth1DataVotes); ii++ {
		if dst, err = b.Eth1DataVotes[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (11) 'Validators'
	if len(b.Validators) > 1099511627776 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Validators); ii++ {
		if dst, err = b.Validators[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (12) 'Balances'
	if len(b.Balances) > 1099511627776 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Balances); ii++ {
		dst = ssz.MarshalUint64(dst, b.Balances[ii])
	}

	// Field (15) 'PreviousEpochParticipation'
	if len(b.PreviousEpochParticipation) > 1099511627776 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.PreviousEpochParticipation...)

	// Field (16) 'CurrentEpochParticipation'
	if len(b.CurrentEpochParticipation) > 1099511627776 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.CurrentEpochParticipation...)

	// Field (21) 'InactivityScores'
	if len(b.InactivityScores) > 1099511627776 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.InactivityScores); ii++ {
		dst = ssz.MarshalUint64(dst, b.InactivityScores[ii])
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconStateAltair object
func (b *BeaconStateAltair) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 2736629 {
		return ssz.ErrSize
	}

	tail := buf
	var o7, o9, o11, o12, o15, o16, o21 uint64

	// Field (0) 'GenesisTime'
	b.GenesisTime = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'GenesisValidatorsRoot'
	if cap(b.GenesisValidatorsRoot) == 0 {
		b.GenesisValidatorsRoot = make([]byte, 0, len(buf[8:40]))
	}
	b.GenesisValidatorsRoot = append(b.GenesisValidatorsRoot, buf[8:40]...)

	// Field (2) 'Slot'
	b.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[40:48]))

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if err = b.Fork.UnmarshalSSZ(buf[48:64]); err != nil {
		return err
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if err = b.LatestBlockHeader.UnmarshalSSZ(buf[64:176]); err != nil {
		return err
	}

	// Field (5) 'BlockRoots'
	b.BlockRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.BlockRoots[ii]) == 0 {
			b.BlockRoots[ii] = make([]byte, 0, len(buf[176:262320][ii*32:(ii+1)*32]))
		}
		b.BlockRoots[ii] = append(b.BlockRoots[ii], buf[176:262320][ii*32:(ii+1)*32]...)
	}

	// Field (6) 'StateRoots'
	b.StateRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.StateRoots[ii]) == 0 {
			b.StateRoots[ii] = make([]byte, 0, len(buf[262320:524464][ii*32:(ii+1)*32]))
		}
		b.StateRoots[ii] = append(b.StateRoots[ii], buf[262320:524464][ii*32:(ii+1)*32]...)
	}

	// Offset (7) 'HistoricalRoots'
	if o7 = ssz.ReadOffset(buf[524464:524468]); o7 > size {
		return ssz.ErrOffset
	}

	if o7 < 2736629 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[524468:524540]); err != nil {
		return err
	}

	// Offset (9) 'Eth1DataVotes'
	if o9 = ssz.ReadOffset(buf[524540:524544]); o9 > size || o7 > o9 {
		return ssz.ErrOffset
	}

	// Field (10) 'Eth1DepositIndex'
	b.Eth1DepositIndex = ssz.UnmarshallUint64(buf[524544:524552])

	// Offset (11) 'Validators'
	if o11 = ssz.ReadOffset(buf[524552:524556]); o11 > size || o9 > o11 {
		return ssz.ErrOffset
	}

	// Offset (12) 'Balances'
	if o12 = ssz.ReadOffset(buf[524556:524560]); o12 > size || o11 > o12 {
		return ssz.ErrOffset
	}

	// Field (13) 'RandaoMixes'
	b.RandaoMixes = make([][]byte, 65536)
	for ii := 0; ii < 65536; ii++ {
		if cap(b.RandaoMixes[ii]) == 0 {
			b.RandaoMixes[ii] = make([]byte, 0, len(buf[524560:2621712][ii*32:(ii+1)*32]))
		}
		b.RandaoMixes[ii] = append(b.RandaoMixes[ii], buf[524560:2621712][ii*32:(ii+1)*32]...)
	}

	// Field (14) 'Slashings'
	b.Slashings = ssz.ExtendUint64(b.Slashings, 8192)
	for ii := 0; ii < 8192; ii++ {
		b.Slashings[ii] = ssz.UnmarshallUint64(buf[2621712:2687248][ii*8 : (ii+1)*8])
	}

	// Offset (15) 'PreviousEpochParticipation'
	if o15 = ssz.ReadOffset(buf[2687248:2687252]); o15 > size || o12 > o15 {
		return ssz.ErrOffset
	}

	// Offset (16) 'CurrentEpochParticipation'
	if o16 = ssz.ReadOffset(buf[2687252:2687256]); o16 > size || o15 > o16 {
		return ssz.ErrOffset
	}

	// Field (17) 'JustificationBits'
	if cap(b.JustificationBits) == 0 {
		b.JustificationBits = make([]byte, 0, len(buf[2687256:2687257]))
	}
	b.JustificationBits = append(b.JustificationBits, buf[2687256:2687257]...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.PreviousJustifiedCheckpoint.UnmarshalSSZ(buf[2687257:2687297]); err != nil {
		return err
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.CurrentJustifiedCheckpoint.UnmarshalSSZ(buf[2687297:2687337]); err != nil {
		return err
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if err = b.FinalizedCheckpoint.UnmarshalSSZ(buf[2687337:2687377]); err != nil {
		return err
	}

	// Offset (21) 'InactivityScores'
	if o21 = ssz.ReadOffset(buf[2687377:2687381]); o21 > size || o16 > o21 {
		return ssz.ErrOffset
	}

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if err = b.CurrentSyncCommittee.UnmarshalSSZ(buf[2687381:2712005]); err != nil {
		return err
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if err = b.NextSyncCommittee.UnmarshalSSZ(buf[2712005:2736629]); err != nil {
		return err
	}

	// Field (7) 'HistoricalRoots'
	{
		buf = tail[o7:o9]
		num, err := ssz.DivideInt2(len(buf), 32, 16777216)
		if err != nil {
			return err
		}
		b.HistoricalRoots = make([][]byte, num)
		for ii := 0; ii < num; ii++ {
			if cap(b.HistoricalRoots[ii]) == 0 {
				b.HistoricalRoots[ii] = make([]byte, 0, len(buf[ii*32:(ii+1)*32]))
			}
			b.HistoricalRoots[ii] = append(b.HistoricalRoots[ii], buf[ii*32:(ii+1)*32]...)
		}
	}

	// Field (9) 'Eth1DataVotes'
	{
		buf = tail[o9:o11]
		num, err := ssz.DivideInt2(len(buf), 72, 2048)
		if err != nil {
			return err
		}
		b.Eth1DataVotes = make([]*Eth1Data, num)
		for ii := 0; ii < num; ii++ {
			if b.Eth1DataVotes[ii] == nil {
				b.Eth1DataVotes[ii] = new(Eth1Data)
			}
			if err = b.Eth1DataVotes[ii].UnmarshalSSZ(buf[ii*72 : (ii+1)*72]); err != nil {
				return err
			}
		}
	}

	// Field (11) 'Validators'
	{
		buf = tail[o11:o12]
		num, err := ssz.DivideInt2(len(buf), 121, 1099511627776)
		if err != nil {
			return err
		}
		b.Validators = make([]*Validator, num)
		for ii := 0; ii < num; ii++ {
			if b.Validators[ii] == nil {
				b.Validators[ii] = new(Validator)
			}
			if err = b.Validators[ii].UnmarshalSSZ(buf[ii*121 : (ii+1)*121]); err != nil {
				return err
			}
		}
	}

	// Field (12) 'Balances'
	{
		buf = tail[o12:o15]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.Balances = ssz.ExtendUint64(b.Balances, num)
		for ii := 0; ii < num; ii++ {
			b.Balances[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}

	// Field (15) 'PreviousEpochParticipation'
	{
		buf = tail[o15:o16]
		if len(buf) > 1099511627776 {
			return ssz.ErrBytesLength
		}
		if cap(b.PreviousEpochParticipation) == 0 {
			b.PreviousEpochParticipation = make([]byte, 0, len(buf))
		}
		b.PreviousEpochParticipation = append(b.PreviousEpochParticipation, buf...)
	}

	// Field (16) 'CurrentEpochParticipation'
	{
		buf = tail[o16:o21]
		if len(buf) > 1099511627776 {
			return ssz.ErrBytesLength
		}
		if cap(b.CurrentEpochParticipation) == 0 {
			b.CurrentEpochParticipation = make([]byte, 0, len(buf))
		}
		b.CurrentEpochParticipation = append(b.CurrentEpochParticipation, buf...)
	}

	// Field (21) 'InactivityScores'
	{
		buf = tail[o21:]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.InactivityScores = ssz.ExtendUint64(b.InactivityScores, num)
		for ii := 0; ii < num; ii++ {
			b.InactivityScores[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconStateAltair object
func (b *BeaconStateAltair) SizeSSZ() (size int) {
	size = 2736629

	// Field (7) 'HistoricalRoots'
	size += len(b.HistoricalRoots) * 32

	// Field (9) 'Eth1DataVotes'
	size += len(b.Eth1DataVotes) * 72

	// Field (11) 'Validators'
	size += len(b.Validators) * 121

	// Field (12) 'Balances'
	size += len(b.Balances) * 8

	// Field (15) 'PreviousEpochParticipation'
	size += len(b.PreviousEpochParticipation)

	// Field (16) 'CurrentEpochParticipation'
	size += len(b.CurrentEpochParticipation)

	// Field (21) 'InactivityScores'
	size += len(b.InactivityScores) * 8

	return
}

// HashTreeRoot ssz hashes the BeaconStateAltair object
func (b *BeaconStateAltair) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconStateAltair object with a hasher
func (b *BeaconStateAltair) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'GenesisTime'
	hh.PutUint64(b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if len(b.GenesisValidatorsRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.GenesisValidatorsRoot)

	// Field (2) 'Slot'
	hh.PutUint64(uint64(b.Slot))

	// Field (3) 'Fork'
	if err = b.Fork.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if err = b.LatestBlockHeader.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	{
		if len(b.BlockRoots) != 8192 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.BlockRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (6) 'StateRoots'
	{
		if len(b.StateRoots) != 8192 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.StateRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (7) 'HistoricalRoots'
	{
		if len(b.HistoricalRoots) > 16777216 {
			err = ssz.ErrListTooBig
			return
		}
		subIndx := hh.Index()
		for _, i := range b.HistoricalRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		numItems := uint64(len(b.HistoricalRoots))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(16777216, numItems, 32))
	}

	// Field (8) 'Eth1Data'
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (9) 'Eth1DataVotes'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Eth1DataVotes))
		if num > 2048 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Eth1DataVotes {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2048)
	}

	// Field (10) 'Eth1DepositIndex'
	hh.PutUint64(b.Eth1DepositIndex)

	// Field (11) 'Validators'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Validators))
		if num > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Validators {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 1099511627776)
	}

	// Field (12) 'Balances'
	{
		if len(b.Balances) > 1099511627776 {
			err = ssz.ErrListTooBig
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Balances {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.Balances))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (13) 'RandaoMixes'
	{
		if len(b.RandaoMixes) != 65536 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.RandaoMixes {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (14) 'Slashings'
	{
		if len(b.Slashings) != 8192 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Slashings {
			hh.AppendUint64(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (15) 'PreviousEpochParticipation'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(b.PreviousEpochParticipation))
		if byteLen > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.PutBytes(b.PreviousEpochParticipation)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (1099511627776+31)/32)
	}

	// Field (16) 'CurrentEpochParticipation'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(b.CurrentEpochParticipation))
		if byteLen > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.PutBytes(b.CurrentEpochParticipation)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (1099511627776+31)/32)
	}

	// Field (17) 'JustificationBits'
	if len(b.JustificationBits) != 1 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.JustificationBits)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if err = b.PreviousJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if err = b.CurrentJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if err = b.FinalizedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (21) 'InactivityScores'
	{
		if len(b.InactivityScores) > 1099511627776 {
			err = ssz.ErrListTooBig
			return
		}
		subIndx := hh.Index()
		for _, i := range b.InactivityScores {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.InactivityScores))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (22) 'CurrentSyncCommittee'
	if err = b.CurrentSyncCommittee.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (23) 'NextSyncCommittee'
	if err = b.NextSyncCommittee.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the Fork object
func (f *Fork) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(f)
}

// MarshalSSZTo ssz marshals the Fork object to a target array
func (f *Fork) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'PreviousVersion'
	if len(f.PreviousVersion) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, f.PreviousVersion...)

	// Field (1) 'CurrentVersion'
	if len(f.CurrentVersion) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, f.CurrentVersion...)

	// Field (2) 'Epoch'
	dst = ssz.MarshalUint64(dst, uint64(f.Epoch))

	return
}

// UnmarshalSSZ ssz unmarshals the Fork object
func (f *Fork) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 16 {
		return ssz.ErrSize
	}

	// Field (0) 'PreviousVersion'
	if cap(f.PreviousVersion) == 0 {
		f.PreviousVersion = make([]byte, 0, len(buf[0:4]))
	}
	f.PreviousVersion = append(f.PreviousVersion, buf[0:4]...)

	// Field (1) 'CurrentVersion'
	if cap(f.CurrentVersion) == 0 {
		f.CurrentVersion = make([]byte, 0, len(buf[4:8]))
	}
	f.CurrentVersion = append(f.CurrentVersion, buf[4:8]...)

	// Field (2) 'Epoch'
	f.Epoch = github_com_prysmaticlabs_eth2_types.Epoch(ssz.UnmarshallUint64(buf[8:16]))

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Fork object
func (f *Fork) SizeSSZ() (size int) {
	size = 16
	return
}

// HashTreeRoot ssz hashes the Fork object
func (f *Fork) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(f)
}

// HashTreeRootWith ssz hashes the Fork object with a hasher
func (f *Fork) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'PreviousVersion'
	if len(f.PreviousVersion) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(f.PreviousVersion)

	// Field (1) 'CurrentVersion'
	if len(f.CurrentVersion) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(f.CurrentVersion)

	// Field (2) 'Epoch'
	hh.PutUint64(uint64(f.Epoch))

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the PendingAttestation object
func (p *PendingAttestation) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(p)
}

// MarshalSSZTo ssz marshals the PendingAttestation object to a target array
func (p *PendingAttestation) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(148)

	// Offset (0) 'AggregationBits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(p.AggregationBits)

	// Field (1) 'Data'
	if p.Data == nil {
		p.Data = new(AttestationData)
	}
	if dst, err = p.Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'InclusionDelay'
	dst = ssz.MarshalUint64(dst, uint64(p.InclusionDelay))

	// Field (3) 'ProposerIndex'
	dst = ssz.MarshalUint64(dst, uint64(p.ProposerIndex))

	// Field (0) 'AggregationBits'
	if len(p.AggregationBits) > 2048 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, p.AggregationBits...)

	return
}

// UnmarshalSSZ ssz unmarshals the PendingAttestation object
func (p *PendingAttestation) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 148 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'AggregationBits'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 < 148 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Data'
	if p.Data == nil {
		p.Data = new(AttestationData)
	}
	if err = p.Data.UnmarshalSSZ(buf[4:132]); err != nil {
		return err
	}

	// Field (2) 'InclusionDelay'
	p.InclusionDelay = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[132:140]))

	// Field (3) 'ProposerIndex'
	p.ProposerIndex = github_com_prysmaticlabs_eth2_types.ValidatorIndex(ssz.UnmarshallUint64(buf[140:148]))

	// Field (0) 'AggregationBits'
	{
		buf = tail[o0:]
		if err = ssz.ValidateBitlist(buf, 2048); err != nil {
			return err
		}
		if cap(p.AggregationBits) == 0 {
			p.AggregationBits = make([]byte, 0, len(buf))
		}
		p.AggregationBits = append(p.AggregationBits, buf...)
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the PendingAttestation object
func (p *PendingAttestation) SizeSSZ() (size int) {
	size = 148

	// Field (0) 'AggregationBits'
	size += len(p.AggregationBits)

	return
}

// HashTreeRoot ssz hashes the PendingAttestation object
func (p *PendingAttestation) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(p)
}

// HashTreeRootWith ssz hashes the PendingAttestation object with a hasher
func (p *PendingAttestation) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'AggregationBits'
	if len(p.AggregationBits) == 0 {
		err = ssz.ErrEmptyBitlist
		return
	}
	hh.PutBitlist(p.AggregationBits, 2048)

	// Field (1) 'Data'
	if err = p.Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'InclusionDelay'
	hh.PutUint64(uint64(p.InclusionDelay))

	// Field (3) 'ProposerIndex'
	hh.PutUint64(uint64(p.ProposerIndex))

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the HistoricalBatch object
func (h *HistoricalBatch) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(h)
}

// MarshalSSZTo ssz marshals the HistoricalBatch object to a target array
func (h *HistoricalBatch) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'BlockRoots'
	if len(h.BlockRoots) != 8192 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if len(h.BlockRoots[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, h.BlockRoots[ii]...)
	}

	// Field (1) 'StateRoots'
	if len(h.StateRoots) != 8192 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if len(h.StateRoots[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, h.StateRoots[ii]...)
	}

	return
}

// UnmarshalSSZ ssz unmarshals the HistoricalBatch object
func (h *HistoricalBatch) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 524288 {
		return ssz.ErrSize
	}

	// Field (0) 'BlockRoots'
	h.BlockRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(h.BlockRoots[ii]) == 0 {
			h.BlockRoots[ii] = make([]byte, 0, len(buf[0:262144][ii*32:(ii+1)*32]))
		}
		h.BlockRoots[ii] = append(h.BlockRoots[ii], buf[0:262144][ii*32:(ii+1)*32]...)
	}

	// Field (1) 'StateRoots'
	h.StateRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(h.StateRoots[ii]) == 0 {
			h.StateRoots[ii] = make([]byte, 0, len(buf[262144:524288][ii*32:(ii+1)*32]))
		}
		h.StateRoots[ii] = append(h.StateRoots[ii], buf[262144:524288][ii*32:(ii+1)*32]...)
	}

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the HistoricalBatch object
func (h *HistoricalBatch) SizeSSZ() (size int) {
	size = 524288
	return
}

// HashTreeRoot ssz hashes the HistoricalBatch object
func (h *HistoricalBatch) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(h)
}

// HashTreeRootWith ssz hashes the HistoricalBatch object with a hasher
func (h *HistoricalBatch) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'BlockRoots'
	{
		if len(h.BlockRoots) != 8192 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range h.BlockRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (1) 'StateRoots'
	{
		if len(h.StateRoots) != 8192 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range h.StateRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SigningData object
func (s *SigningData) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SigningData object to a target array
func (s *SigningData) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'ObjectRoot'
	if len(s.ObjectRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.ObjectRoot...)

	// Field (1) 'Domain'
	if len(s.Domain) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.Domain...)

	return
}

// UnmarshalSSZ ssz unmarshals the SigningData object
func (s *SigningData) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 64 {
		return ssz.ErrSize
	}

	// Field (0) 'ObjectRoot'
	if cap(s.ObjectRoot) == 0 {
		s.ObjectRoot = make([]byte, 0, len(buf[0:32]))
	}
	s.ObjectRoot = append(s.ObjectRoot, buf[0:32]...)

	// Field (1) 'Domain'
	if cap(s.Domain) == 0 {
		s.Domain = make([]byte, 0, len(buf[32:64]))
	}
	s.Domain = append(s.Domain, buf[32:64]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SigningData object
func (s *SigningData) SizeSSZ() (size int) {
	size = 64
	return
}

// HashTreeRoot ssz hashes the SigningData object
func (s *SigningData) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SigningData object with a hasher
func (s *SigningData) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'ObjectRoot'
	if len(s.ObjectRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.ObjectRoot)

	// Field (1) 'Domain'
	if len(s.Domain) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.Domain)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the ForkData object
func (f *ForkData) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(f)
}

// MarshalSSZTo ssz marshals the ForkData object to a target array
func (f *ForkData) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'CurrentVersion'
	if len(f.CurrentVersion) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, f.CurrentVersion...)

	// Field (1) 'GenesisValidatorsRoot'
	if len(f.GenesisValidatorsRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, f.GenesisValidatorsRoot...)

	return
}

// UnmarshalSSZ ssz unmarshals the ForkData object
func (f *ForkData) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 36 {
		return ssz.ErrSize
	}

	// Field (0) 'CurrentVersion'
	if cap(f.CurrentVersion) == 0 {
		f.CurrentVersion = make([]byte, 0, len(buf[0:4]))
	}
	f.CurrentVersion = append(f.CurrentVersion, buf[0:4]...)

	// Field (1) 'GenesisValidatorsRoot'
	if cap(f.GenesisValidatorsRoot) == 0 {
		f.GenesisValidatorsRoot = make([]byte, 0, len(buf[4:36]))
	}
	f.GenesisValidatorsRoot = append(f.GenesisValidatorsRoot, buf[4:36]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ForkData object
func (f *ForkData) SizeSSZ() (size int) {
	size = 36
	return
}

// HashTreeRoot ssz hashes the ForkData object
func (f *ForkData) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(f)
}

// HashTreeRootWith ssz hashes the ForkData object with a hasher
func (f *ForkData) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'CurrentVersion'
	if len(f.CurrentVersion) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(f.CurrentVersion)

	// Field (1) 'GenesisValidatorsRoot'
	if len(f.GenesisValidatorsRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(f.GenesisValidatorsRoot)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the DepositMessage object
func (d *DepositMessage) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(d)
}

// MarshalSSZTo ssz marshals the DepositMessage object to a target array
func (d *DepositMessage) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'PublicKey'
	if len(d.PublicKey) != 48 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, d.PublicKey...)

	// Field (1) 'WithdrawalCredentials'
	if len(d.WithdrawalCredentials) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, d.WithdrawalCredentials...)

	// Field (2) 'Amount'
	dst = ssz.MarshalUint64(dst, d.Amount)

	return
}

// UnmarshalSSZ ssz unmarshals the DepositMessage object
func (d *DepositMessage) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 88 {
		return ssz.ErrSize
	}

	// Field (0) 'PublicKey'
	if cap(d.PublicKey) == 0 {
		d.PublicKey = make([]byte, 0, len(buf[0:48]))
	}
	d.PublicKey = append(d.PublicKey, buf[0:48]...)

	// Field (1) 'WithdrawalCredentials'
	if cap(d.WithdrawalCredentials) == 0 {
		d.WithdrawalCredentials = make([]byte, 0, len(buf[48:80]))
	}
	d.WithdrawalCredentials = append(d.WithdrawalCredentials, buf[48:80]...)

	// Field (2) 'Amount'
	d.Amount = ssz.UnmarshallUint64(buf[80:88])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the DepositMessage object
func (d *DepositMessage) SizeSSZ() (size int) {
	size = 88
	return
}

// HashTreeRoot ssz hashes the DepositMessage object
func (d *DepositMessage) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(d)
}

// HashTreeRootWith ssz hashes the DepositMessage object with a hasher
func (d *DepositMessage) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'PublicKey'
	if len(d.PublicKey) != 48 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(d.PublicKey)

	// Field (1) 'WithdrawalCredentials'
	if len(d.WithdrawalCredentials) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(d.WithdrawalCredentials)

	// Field (2) 'Amount'
	hh.PutUint64(d.Amount)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SyncCommittee object
func (s *SyncCommittee) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SyncCommittee object to a target array
func (s *SyncCommittee) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Pubkeys'
	if len(s.Pubkeys) != 512 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 512; ii++ {
		if len(s.Pubkeys[ii]) != 48 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, s.Pubkeys[ii]...)
	}

	// Field (1) 'AggregatePubkey'
	if len(s.AggregatePubkey) != 48 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.AggregatePubkey...)

	return
}

// UnmarshalSSZ ssz unmarshals the SyncCommittee object
func (s *SyncCommittee) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 24624 {
		return ssz.ErrSize
	}

	// Field (0) 'Pubkeys'
	s.Pubkeys = make([][]byte, 512)
	for ii := 0; ii < 512; ii++ {
		if cap(s.Pubkeys[ii]) == 0 {
			s.Pubkeys[ii] = make([]byte, 0, len(buf[0:24576][ii*48:(ii+1)*48]))
		}
		s.Pubkeys[ii] = append(s.Pubkeys[ii], buf[0:24576][ii*48:(ii+1)*48]...)
	}

	// Field (1) 'AggregatePubkey'
	if cap(s.AggregatePubkey) == 0 {
		s.AggregatePubkey = make([]byte, 0, len(buf[24576:24624]))
	}
	s.AggregatePubkey = append(s.AggregatePubkey, buf[24576:24624]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SyncCommittee object
func (s *SyncCommittee) SizeSSZ() (size int) {
	size = 24624
	return
}

// HashTreeRoot ssz hashes the SyncCommittee object
func (s *SyncCommittee) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SyncCommittee object with a hasher
func (s *SyncCommittee) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Pubkeys'
	{
		if len(s.Pubkeys) != 512 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range s.Pubkeys {
			if len(i) != 48 {
				err = ssz.ErrBytesLength
				return
			}
			hh.PutBytes(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (1) 'AggregatePubkey'
	if len(s.AggregatePubkey) != 48 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.AggregatePubkey)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SyncAggregatorSelectionData object
func (s *SyncAggregatorSelectionData) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SyncAggregatorSelectionData object to a target array
func (s *SyncAggregatorSelectionData) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(s.Slot))

	// Field (1) 'SubcommitteeIndex'
	dst = ssz.MarshalUint64(dst, s.SubcommitteeIndex)

	return
}

// UnmarshalSSZ ssz unmarshals the SyncAggregatorSelectionData object
func (s *SyncAggregatorSelectionData) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 16 {
		return ssz.ErrSize
	}

	// Field (0) 'Slot'
	s.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'SubcommitteeIndex'
	s.SubcommitteeIndex = ssz.UnmarshallUint64(buf[8:16])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SyncAggregatorSelectionData object
func (s *SyncAggregatorSelectionData) SizeSSZ() (size int) {
	size = 16
	return
}

// HashTreeRoot ssz hashes the SyncAggregatorSelectionData object
func (s *SyncAggregatorSelectionData) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SyncAggregatorSelectionData object with a hasher
func (s *SyncAggregatorSelectionData) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(uint64(s.Slot))

	// Field (1) 'SubcommitteeIndex'
	hh.PutUint64(s.SubcommitteeIndex)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BeaconStateBellatrix object
func (b *BeaconStateBellatrix) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconStateBellatrix object to a target array
func (b *BeaconStateBellatrix) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(2736633)

	// Field (0) 'GenesisTime'
	dst = ssz.MarshalUint64(dst, b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if len(b.GenesisValidatorsRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.GenesisValidatorsRoot...)

	// Field (2) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(b.Slot))

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if dst, err = b.Fork.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if dst, err = b.LatestBlockHeader.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	if len(b.BlockRoots) != 8192 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if len(b.BlockRoots[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.BlockRoots[ii]...)
	}

	// Field (6) 'StateRoots'
	if len(b.StateRoots) != 8192 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if len(b.StateRoots[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.StateRoots[ii]...)
	}

	// Offset (7) 'HistoricalRoots'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.HistoricalRoots) * 32

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (9) 'Eth1DataVotes'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Eth1DataVotes) * 72

	// Field (10) 'Eth1DepositIndex'
	dst = ssz.MarshalUint64(dst, b.Eth1DepositIndex)

	// Offset (11) 'Validators'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Validators) * 121

	// Offset (12) 'Balances'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Balances) * 8

	// Field (13) 'RandaoMixes'
	if len(b.RandaoMixes) != 65536 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 65536; ii++ {
		if len(b.RandaoMixes[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.RandaoMixes[ii]...)
	}

	// Field (14) 'Slashings'
	if len(b.Slashings) != 8192 {
		err = ssz.ErrVectorLength
		return
	}
	for ii := 0; ii < 8192; ii++ {
		dst = ssz.MarshalUint64(dst, b.Slashings[ii])
	}

	// Offset (15) 'PreviousEpochParticipation'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.PreviousEpochParticipation)

	// Offset (16) 'CurrentEpochParticipation'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.CurrentEpochParticipation)

	// Field (17) 'JustificationBits'
	if len(b.JustificationBits) != 1 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.JustificationBits...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.PreviousJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.CurrentJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.FinalizedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (21) 'InactivityScores'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.InactivityScores) * 8

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if dst, err = b.CurrentSyncCommittee.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if dst, err = b.NextSyncCommittee.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (24) 'LatestExecutionPayloadHeader'
	dst = ssz.WriteOffset(dst, offset)
	if b.LatestExecutionPayloadHeader == nil {
		b.LatestExecutionPayloadHeader = new(ExecutionPayloadHeader)
	}
	offset += b.LatestExecutionPayloadHeader.SizeSSZ()

	// Field (7) 'HistoricalRoots'
	if len(b.HistoricalRoots) > 16777216 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.HistoricalRoots); ii++ {
		if len(b.HistoricalRoots[ii]) != 32 {
			err = ssz.ErrBytesLength
			return
		}
		dst = append(dst, b.HistoricalRoots[ii]...)
	}

	// Field (9) 'Eth1DataVotes'
	if len(b.Eth1DataVotes) > 2048 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Eth1DataVotes); ii++ {
		if dst, err = b.Eth1DataVotes[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (11) 'Validators'
	if len(b.Validators) > 1099511627776 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Validators); ii++ {
		if dst, err = b.Validators[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (12) 'Balances'
	if len(b.Balances) > 1099511627776 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.Balances); ii++ {
		dst = ssz.MarshalUint64(dst, b.Balances[ii])
	}

	// Field (15) 'PreviousEpochParticipation'
	if len(b.PreviousEpochParticipation) > 1099511627776 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.PreviousEpochParticipation...)

	// Field (16) 'CurrentEpochParticipation'
	if len(b.CurrentEpochParticipation) > 1099511627776 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, b.CurrentEpochParticipation...)

	// Field (21) 'InactivityScores'
	if len(b.InactivityScores) > 1099511627776 {
		err = ssz.ErrListTooBig
		return
	}
	for ii := 0; ii < len(b.InactivityScores); ii++ {
		dst = ssz.MarshalUint64(dst, b.InactivityScores[ii])
	}

	// Field (24) 'LatestExecutionPayloadHeader'
	if dst, err = b.LatestExecutionPayloadHeader.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconStateBellatrix object
func (b *BeaconStateBellatrix) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 2736633 {
		return ssz.ErrSize
	}

	tail := buf
	var o7, o9, o11, o12, o15, o16, o21, o24 uint64

	// Field (0) 'GenesisTime'
	b.GenesisTime = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'GenesisValidatorsRoot'
	if cap(b.GenesisValidatorsRoot) == 0 {
		b.GenesisValidatorsRoot = make([]byte, 0, len(buf[8:40]))
	}
	b.GenesisValidatorsRoot = append(b.GenesisValidatorsRoot, buf[8:40]...)

	// Field (2) 'Slot'
	b.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[40:48]))

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if err = b.Fork.UnmarshalSSZ(buf[48:64]); err != nil {
		return err
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if err = b.LatestBlockHeader.UnmarshalSSZ(buf[64:176]); err != nil {
		return err
	}

	// Field (5) 'BlockRoots'
	b.BlockRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.BlockRoots[ii]) == 0 {
			b.BlockRoots[ii] = make([]byte, 0, len(buf[176:262320][ii*32:(ii+1)*32]))
		}
		b.BlockRoots[ii] = append(b.BlockRoots[ii], buf[176:262320][ii*32:(ii+1)*32]...)
	}

	// Field (6) 'StateRoots'
	b.StateRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.StateRoots[ii]) == 0 {
			b.StateRoots[ii] = make([]byte, 0, len(buf[262320:524464][ii*32:(ii+1)*32]))
		}
		b.StateRoots[ii] = append(b.StateRoots[ii], buf[262320:524464][ii*32:(ii+1)*32]...)
	}

	// Offset (7) 'HistoricalRoots'
	if o7 = ssz.ReadOffset(buf[524464:524468]); o7 > size {
		return ssz.ErrOffset
	}

	if o7 < 2736633 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[524468:524540]); err != nil {
		return err
	}

	// Offset (9) 'Eth1DataVotes'
	if o9 = ssz.ReadOffset(buf[524540:524544]); o9 > size || o7 > o9 {
		return ssz.ErrOffset
	}

	// Field (10) 'Eth1DepositIndex'
	b.Eth1DepositIndex = ssz.UnmarshallUint64(buf[524544:524552])

	// Offset (11) 'Validators'
	if o11 = ssz.ReadOffset(buf[524552:524556]); o11 > size || o9 > o11 {
		return ssz.ErrOffset
	}

	// Offset (12) 'Balances'
	if o12 = ssz.ReadOffset(buf[524556:524560]); o12 > size || o11 > o12 {
		return ssz.ErrOffset
	}

	// Field (13) 'RandaoMixes'
	b.RandaoMixes = make([][]byte, 65536)
	for ii := 0; ii < 65536; ii++ {
		if cap(b.RandaoMixes[ii]) == 0 {
			b.RandaoMixes[ii] = make([]byte, 0, len(buf[524560:2621712][ii*32:(ii+1)*32]))
		}
		b.RandaoMixes[ii] = append(b.RandaoMixes[ii], buf[524560:2621712][ii*32:(ii+1)*32]...)
	}

	// Field (14) 'Slashings'
	b.Slashings = ssz.ExtendUint64(b.Slashings, 8192)
	for ii := 0; ii < 8192; ii++ {
		b.Slashings[ii] = ssz.UnmarshallUint64(buf[2621712:2687248][ii*8 : (ii+1)*8])
	}

	// Offset (15) 'PreviousEpochParticipation'
	if o15 = ssz.ReadOffset(buf[2687248:2687252]); o15 > size || o12 > o15 {
		return ssz.ErrOffset
	}

	// Offset (16) 'CurrentEpochParticipation'
	if o16 = ssz.ReadOffset(buf[2687252:2687256]); o16 > size || o15 > o16 {
		return ssz.ErrOffset
	}

	// Field (17) 'JustificationBits'
	if cap(b.JustificationBits) == 0 {
		b.JustificationBits = make([]byte, 0, len(buf[2687256:2687257]))
	}
	b.JustificationBits = append(b.JustificationBits, buf[2687256:2687257]...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.PreviousJustifiedCheckpoint.UnmarshalSSZ(buf[2687257:2687297]); err != nil {
		return err
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.CurrentJustifiedCheckpoint.UnmarshalSSZ(buf[2687297:2687337]); err != nil {
		return err
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if err = b.FinalizedCheckpoint.UnmarshalSSZ(buf[2687337:2687377]); err != nil {
		return err
	}

	// Offset (21) 'InactivityScores'
	if o21 = ssz.ReadOffset(buf[2687377:2687381]); o21 > size || o16 > o21 {
		return ssz.ErrOffset
	}

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if err = b.CurrentSyncCommittee.UnmarshalSSZ(buf[2687381:2712005]); err != nil {
		return err
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if err = b.NextSyncCommittee.UnmarshalSSZ(buf[2712005:2736629]); err != nil {
		return err
	}

	// Offset (24) 'LatestExecutionPayloadHeader'
	if o24 = ssz.ReadOffset(buf[2736629:2736633]); o24 > size || o21 > o24 {
		return ssz.ErrOffset
	}

	// Field (7) 'HistoricalRoots'
	{
		buf = tail[o7:o9]
		num, err := ssz.DivideInt2(len(buf), 32, 16777216)
		if err != nil {
			return err
		}
		b.HistoricalRoots = make([][]byte, num)
		for ii := 0; ii < num; ii++ {
			if cap(b.HistoricalRoots[ii]) == 0 {
				b.HistoricalRoots[ii] = make([]byte, 0, len(buf[ii*32:(ii+1)*32]))
			}
			b.HistoricalRoots[ii] = append(b.HistoricalRoots[ii], buf[ii*32:(ii+1)*32]...)
		}
	}

	// Field (9) 'Eth1DataVotes'
	{
		buf = tail[o9:o11]
		num, err := ssz.DivideInt2(len(buf), 72, 2048)
		if err != nil {
			return err
		}
		b.Eth1DataVotes = make([]*Eth1Data, num)
		for ii := 0; ii < num; ii++ {
			if b.Eth1DataVotes[ii] == nil {
				b.Eth1DataVotes[ii] = new(Eth1Data)
			}
			if err = b.Eth1DataVotes[ii].UnmarshalSSZ(buf[ii*72 : (ii+1)*72]); err != nil {
				return err
			}
		}
	}

	// Field (11) 'Validators'
	{
		buf = tail[o11:o12]
		num, err := ssz.DivideInt2(len(buf), 121, 1099511627776)
		if err != nil {
			return err
		}
		b.Validators = make([]*Validator, num)
		for ii := 0; ii < num; ii++ {
			if b.Validators[ii] == nil {
				b.Validators[ii] = new(Validator)
			}
			if err = b.Validators[ii].UnmarshalSSZ(buf[ii*121 : (ii+1)*121]); err != nil {
				return err
			}
		}
	}

	// Field (12) 'Balances'
	{
		buf = tail[o12:o15]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.Balances = ssz.ExtendUint64(b.Balances, num)
		for ii := 0; ii < num; ii++ {
			b.Balances[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}

	// Field (15) 'PreviousEpochParticipation'
	{
		buf = tail[o15:o16]
		if len(buf) > 1099511627776 {
			return ssz.ErrBytesLength
		}
		if cap(b.PreviousEpochParticipation) == 0 {
			b.PreviousEpochParticipation = make([]byte, 0, len(buf))
		}
		b.PreviousEpochParticipation = append(b.PreviousEpochParticipation, buf...)
	}

	// Field (16) 'CurrentEpochParticipation'
	{
		buf = tail[o16:o21]
		if len(buf) > 1099511627776 {
			return ssz.ErrBytesLength
		}
		if cap(b.CurrentEpochParticipation) == 0 {
			b.CurrentEpochParticipation = make([]byte, 0, len(buf))
		}
		b.CurrentEpochParticipation = append(b.CurrentEpochParticipation, buf...)
	}

	// Field (21) 'InactivityScores'
	{
		buf = tail[o21:o24]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.InactivityScores = ssz.ExtendUint64(b.InactivityScores, num)
		for ii := 0; ii < num; ii++ {
			b.InactivityScores[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}

	// Field (24) 'LatestExecutionPayloadHeader'
	{
		buf = tail[o24:]
		if b.LatestExecutionPayloadHeader == nil {
			b.LatestExecutionPayloadHeader = new(ExecutionPayloadHeader)
		}
		if err = b.LatestExecutionPayloadHeader.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconStateBellatrix object
func (b *BeaconStateBellatrix) SizeSSZ() (size int) {
	size = 2736633

	// Field (7) 'HistoricalRoots'
	size += len(b.HistoricalRoots) * 32

	// Field (9) 'Eth1DataVotes'
	size += len(b.Eth1DataVotes) * 72

	// Field (11) 'Validators'
	size += len(b.Validators) * 121

	// Field (12) 'Balances'
	size += len(b.Balances) * 8

	// Field (15) 'PreviousEpochParticipation'
	size += len(b.PreviousEpochParticipation)

	// Field (16) 'CurrentEpochParticipation'
	size += len(b.CurrentEpochParticipation)

	// Field (21) 'InactivityScores'
	size += len(b.InactivityScores) * 8

	// Field (24) 'LatestExecutionPayloadHeader'
	if b.LatestExecutionPayloadHeader == nil {
		b.LatestExecutionPayloadHeader = new(ExecutionPayloadHeader)
	}
	size += b.LatestExecutionPayloadHeader.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the BeaconStateBellatrix object
func (b *BeaconStateBellatrix) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconStateBellatrix object with a hasher
func (b *BeaconStateBellatrix) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'GenesisTime'
	hh.PutUint64(b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if len(b.GenesisValidatorsRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.GenesisValidatorsRoot)

	// Field (2) 'Slot'
	hh.PutUint64(uint64(b.Slot))

	// Field (3) 'Fork'
	if err = b.Fork.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if err = b.LatestBlockHeader.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	{
		if len(b.BlockRoots) != 8192 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.BlockRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (6) 'StateRoots'
	{
		if len(b.StateRoots) != 8192 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.StateRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (7) 'HistoricalRoots'
	{
		if len(b.HistoricalRoots) > 16777216 {
			err = ssz.ErrListTooBig
			return
		}
		subIndx := hh.Index()
		for _, i := range b.HistoricalRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		numItems := uint64(len(b.HistoricalRoots))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(16777216, numItems, 32))
	}

	// Field (8) 'Eth1Data'
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (9) 'Eth1DataVotes'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Eth1DataVotes))
		if num > 2048 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Eth1DataVotes {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2048)
	}

	// Field (10) 'Eth1DepositIndex'
	hh.PutUint64(b.Eth1DepositIndex)

	// Field (11) 'Validators'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Validators))
		if num > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Validators {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 1099511627776)
	}

	// Field (12) 'Balances'
	{
		if len(b.Balances) > 1099511627776 {
			err = ssz.ErrListTooBig
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Balances {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.Balances))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (13) 'RandaoMixes'
	{
		if len(b.RandaoMixes) != 65536 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.RandaoMixes {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (14) 'Slashings'
	{
		if len(b.Slashings) != 8192 {
			err = ssz.ErrVectorLength
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Slashings {
			hh.AppendUint64(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (15) 'PreviousEpochParticipation'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(b.PreviousEpochParticipation))
		if byteLen > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.PutBytes(b.PreviousEpochParticipation)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (1099511627776+31)/32)
	}

	// Field (16) 'CurrentEpochParticipation'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(b.CurrentEpochParticipation))
		if byteLen > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.PutBytes(b.CurrentEpochParticipation)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (1099511627776+31)/32)
	}

	// Field (17) 'JustificationBits'
	if len(b.JustificationBits) != 1 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(b.JustificationBits)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if err = b.PreviousJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if err = b.CurrentJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if err = b.FinalizedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (21) 'InactivityScores'
	{
		if len(b.InactivityScores) > 1099511627776 {
			err = ssz.ErrListTooBig
			return
		}
		subIndx := hh.Index()
		for _, i := range b.InactivityScores {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.InactivityScores))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (22) 'CurrentSyncCommittee'
	if err = b.CurrentSyncCommittee.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (23) 'NextSyncCommittee'
	if err = b.NextSyncCommittee.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (24) 'LatestExecutionPayloadHeader'
	if err = b.LatestExecutionPayloadHeader.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the PowBlock object
func (p *PowBlock) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(p)
}

// MarshalSSZTo ssz marshals the PowBlock object to a target array
func (p *PowBlock) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'BlockHash'
	if len(p.BlockHash) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, p.BlockHash...)

	// Field (1) 'ParentHash'
	if len(p.ParentHash) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, p.ParentHash...)

	// Field (2) 'TotalDifficulty'
	if len(p.TotalDifficulty) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, p.TotalDifficulty...)

	return
}

// UnmarshalSSZ ssz unmarshals the PowBlock object
func (p *PowBlock) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 96 {
		return ssz.ErrSize
	}

	// Field (0) 'BlockHash'
	if cap(p.BlockHash) == 0 {
		p.BlockHash = make([]byte, 0, len(buf[0:32]))
	}
	p.BlockHash = append(p.BlockHash, buf[0:32]...)

	// Field (1) 'ParentHash'
	if cap(p.ParentHash) == 0 {
		p.ParentHash = make([]byte, 0, len(buf[32:64]))
	}
	p.ParentHash = append(p.ParentHash, buf[32:64]...)

	// Field (2) 'TotalDifficulty'
	if cap(p.TotalDifficulty) == 0 {
		p.TotalDifficulty = make([]byte, 0, len(buf[64:96]))
	}
	p.TotalDifficulty = append(p.TotalDifficulty, buf[64:96]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the PowBlock object
func (p *PowBlock) SizeSSZ() (size int) {
	size = 96
	return
}

// HashTreeRoot ssz hashes the PowBlock object
func (p *PowBlock) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(p)
}

// HashTreeRootWith ssz hashes the PowBlock object with a hasher
func (p *PowBlock) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'BlockHash'
	if len(p.BlockHash) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(p.BlockHash)

	// Field (1) 'ParentHash'
	if len(p.ParentHash) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(p.ParentHash)

	// Field (2) 'TotalDifficulty'
	if len(p.TotalDifficulty) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(p.TotalDifficulty)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the Status object
func (s *Status) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the Status object to a target array
func (s *Status) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'ForkDigest'
	if len(s.ForkDigest) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.ForkDigest...)

	// Field (1) 'FinalizedRoot'
	if len(s.FinalizedRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.FinalizedRoot...)

	// Field (2) 'FinalizedEpoch'
	dst = ssz.MarshalUint64(dst, uint64(s.FinalizedEpoch))

	// Field (3) 'HeadRoot'
	if len(s.HeadRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.HeadRoot...)

	// Field (4) 'HeadSlot'
	dst = ssz.MarshalUint64(dst, uint64(s.HeadSlot))

	return
}

// UnmarshalSSZ ssz unmarshals the Status object
func (s *Status) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 84 {
		return ssz.ErrSize
	}

	// Field (0) 'ForkDigest'
	if cap(s.ForkDigest) == 0 {
		s.ForkDigest = make([]byte, 0, len(buf[0:4]))
	}
	s.ForkDigest = append(s.ForkDigest, buf[0:4]...)

	// Field (1) 'FinalizedRoot'
	if cap(s.FinalizedRoot) == 0 {
		s.FinalizedRoot = make([]byte, 0, len(buf[4:36]))
	}
	s.FinalizedRoot = append(s.FinalizedRoot, buf[4:36]...)

	// Field (2) 'FinalizedEpoch'
	s.FinalizedEpoch = github_com_prysmaticlabs_eth2_types.Epoch(ssz.UnmarshallUint64(buf[36:44]))

	// Field (3) 'HeadRoot'
	if cap(s.HeadRoot) == 0 {
		s.HeadRoot = make([]byte, 0, len(buf[44:76]))
	}
	s.HeadRoot = append(s.HeadRoot, buf[44:76]...)

	// Field (4) 'HeadSlot'
	s.HeadSlot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[76:84]))

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Status object
func (s *Status) SizeSSZ() (size int) {
	size = 84
	return
}

// HashTreeRoot ssz hashes the Status object
func (s *Status) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the Status object with a hasher
func (s *Status) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'ForkDigest'
	if len(s.ForkDigest) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.ForkDigest)

	// Field (1) 'FinalizedRoot'
	if len(s.FinalizedRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.FinalizedRoot)

	// Field (2) 'FinalizedEpoch'
	hh.PutUint64(uint64(s.FinalizedEpoch))

	// Field (3) 'HeadRoot'
	if len(s.HeadRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.HeadRoot)

	// Field (4) 'HeadSlot'
	hh.PutUint64(uint64(s.HeadSlot))

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the BeaconBlocksByRangeRequest object
func (b *BeaconBlocksByRangeRequest) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlocksByRangeRequest object to a target array
func (b *BeaconBlocksByRangeRequest) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'StartSlot'
	dst = ssz.MarshalUint64(dst, uint64(b.StartSlot))

	// Field (1) 'Count'
	dst = ssz.MarshalUint64(dst, b.Count)

	// Field (2) 'Step'
	dst = ssz.MarshalUint64(dst, b.Step)

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlocksByRangeRequest object
func (b *BeaconBlocksByRangeRequest) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 24 {
		return ssz.ErrSize
	}

	// Field (0) 'StartSlot'
	b.StartSlot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'Count'
	b.Count = ssz.UnmarshallUint64(buf[8:16])

	// Field (2) 'Step'
	b.Step = ssz.UnmarshallUint64(buf[16:24])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlocksByRangeRequest object
func (b *BeaconBlocksByRangeRequest) SizeSSZ() (size int) {
	size = 24
	return
}

// HashTreeRoot ssz hashes the BeaconBlocksByRangeRequest object
func (b *BeaconBlocksByRangeRequest) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlocksByRangeRequest object with a hasher
func (b *BeaconBlocksByRangeRequest) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'StartSlot'
	hh.PutUint64(uint64(b.StartSlot))

	// Field (1) 'Count'
	hh.PutUint64(b.Count)

	// Field (2) 'Step'
	hh.PutUint64(b.Step)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the ENRForkID object
func (e *ENRForkID) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the ENRForkID object to a target array
func (e *ENRForkID) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'CurrentForkDigest'
	if len(e.CurrentForkDigest) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.CurrentForkDigest...)

	// Field (1) 'NextForkVersion'
	if len(e.NextForkVersion) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, e.NextForkVersion...)

	// Field (2) 'NextForkEpoch'
	dst = ssz.MarshalUint64(dst, uint64(e.NextForkEpoch))

	return
}

// UnmarshalSSZ ssz unmarshals the ENRForkID object
func (e *ENRForkID) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 16 {
		return ssz.ErrSize
	}

	// Field (0) 'CurrentForkDigest'
	if cap(e.CurrentForkDigest) == 0 {
		e.CurrentForkDigest = make([]byte, 0, len(buf[0:4]))
	}
	e.CurrentForkDigest = append(e.CurrentForkDigest, buf[0:4]...)

	// Field (1) 'NextForkVersion'
	if cap(e.NextForkVersion) == 0 {
		e.NextForkVersion = make([]byte, 0, len(buf[4:8]))
	}
	e.NextForkVersion = append(e.NextForkVersion, buf[4:8]...)

	// Field (2) 'NextForkEpoch'
	e.NextForkEpoch = github_com_prysmaticlabs_eth2_types.Epoch(ssz.UnmarshallUint64(buf[8:16]))

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ENRForkID object
func (e *ENRForkID) SizeSSZ() (size int) {
	size = 16
	return
}

// HashTreeRoot ssz hashes the ENRForkID object
func (e *ENRForkID) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the ENRForkID object with a hasher
func (e *ENRForkID) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'CurrentForkDigest'
	if len(e.CurrentForkDigest) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.CurrentForkDigest)

	// Field (1) 'NextForkVersion'
	if len(e.NextForkVersion) != 4 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(e.NextForkVersion)

	// Field (2) 'NextForkEpoch'
	hh.PutUint64(uint64(e.NextForkEpoch))

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the MetaDataV0 object
func (m *MetaDataV0) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(m)
}

// MarshalSSZTo ssz marshals the MetaDataV0 object to a target array
func (m *MetaDataV0) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'SeqNumber'
	dst = ssz.MarshalUint64(dst, m.SeqNumber)

	// Field (1) 'Attnets'
	if len(m.Attnets) != 8 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, m.Attnets...)

	return
}

// UnmarshalSSZ ssz unmarshals the MetaDataV0 object
func (m *MetaDataV0) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 16 {
		return ssz.ErrSize
	}

	// Field (0) 'SeqNumber'
	m.SeqNumber = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'Attnets'
	if cap(m.Attnets) == 0 {
		m.Attnets = make([]byte, 0, len(buf[8:16]))
	}
	m.Attnets = append(m.Attnets, buf[8:16]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the MetaDataV0 object
func (m *MetaDataV0) SizeSSZ() (size int) {
	size = 16
	return
}

// HashTreeRoot ssz hashes the MetaDataV0 object
func (m *MetaDataV0) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(m)
}

// HashTreeRootWith ssz hashes the MetaDataV0 object with a hasher
func (m *MetaDataV0) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'SeqNumber'
	hh.PutUint64(m.SeqNumber)

	// Field (1) 'Attnets'
	if len(m.Attnets) != 8 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(m.Attnets)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the MetaDataV1 object
func (m *MetaDataV1) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(m)
}

// MarshalSSZTo ssz marshals the MetaDataV1 object to a target array
func (m *MetaDataV1) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'SeqNumber'
	dst = ssz.MarshalUint64(dst, m.SeqNumber)

	// Field (1) 'Attnets'
	if len(m.Attnets) != 8 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, m.Attnets...)

	// Field (2) 'Syncnets'
	if len(m.Syncnets) != 1 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, m.Syncnets...)

	return
}

// UnmarshalSSZ ssz unmarshals the MetaDataV1 object
func (m *MetaDataV1) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 17 {
		return ssz.ErrSize
	}

	// Field (0) 'SeqNumber'
	m.SeqNumber = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'Attnets'
	if cap(m.Attnets) == 0 {
		m.Attnets = make([]byte, 0, len(buf[8:16]))
	}
	m.Attnets = append(m.Attnets, buf[8:16]...)

	// Field (2) 'Syncnets'
	if cap(m.Syncnets) == 0 {
		m.Syncnets = make([]byte, 0, len(buf[16:17]))
	}
	m.Syncnets = append(m.Syncnets, buf[16:17]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the MetaDataV1 object
func (m *MetaDataV1) SizeSSZ() (size int) {
	size = 17
	return
}

// HashTreeRoot ssz hashes the MetaDataV1 object
func (m *MetaDataV1) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(m)
}

// HashTreeRootWith ssz hashes the MetaDataV1 object with a hasher
func (m *MetaDataV1) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'SeqNumber'
	hh.PutUint64(m.SeqNumber)

	// Field (1) 'Attnets'
	if len(m.Attnets) != 8 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(m.Attnets)

	// Field (2) 'Syncnets'
	if len(m.Syncnets) != 1 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(m.Syncnets)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SyncCommitteeMessage object
func (s *SyncCommitteeMessage) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SyncCommitteeMessage object to a target array
func (s *SyncCommitteeMessage) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(s.Slot))

	// Field (1) 'BlockRoot'
	if len(s.BlockRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.BlockRoot...)

	// Field (2) 'ValidatorIndex'
	dst = ssz.MarshalUint64(dst, uint64(s.ValidatorIndex))

	// Field (3) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.Signature...)

	return
}

// UnmarshalSSZ ssz unmarshals the SyncCommitteeMessage object
func (s *SyncCommitteeMessage) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 144 {
		return ssz.ErrSize
	}

	// Field (0) 'Slot'
	s.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'BlockRoot'
	if cap(s.BlockRoot) == 0 {
		s.BlockRoot = make([]byte, 0, len(buf[8:40]))
	}
	s.BlockRoot = append(s.BlockRoot, buf[8:40]...)

	// Field (2) 'ValidatorIndex'
	s.ValidatorIndex = github_com_prysmaticlabs_eth2_types.ValidatorIndex(ssz.UnmarshallUint64(buf[40:48]))

	// Field (3) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[48:144]))
	}
	s.Signature = append(s.Signature, buf[48:144]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SyncCommitteeMessage object
func (s *SyncCommitteeMessage) SizeSSZ() (size int) {
	size = 144
	return
}

// HashTreeRoot ssz hashes the SyncCommitteeMessage object
func (s *SyncCommitteeMessage) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SyncCommitteeMessage object with a hasher
func (s *SyncCommitteeMessage) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(uint64(s.Slot))

	// Field (1) 'BlockRoot'
	if len(s.BlockRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.BlockRoot)

	// Field (2) 'ValidatorIndex'
	hh.PutUint64(uint64(s.ValidatorIndex))

	// Field (3) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SyncCommitteeContribution object
func (s *SyncCommitteeContribution) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SyncCommitteeContribution object to a target array
func (s *SyncCommitteeContribution) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(s.Slot))

	// Field (1) 'BlockRoot'
	if len(s.BlockRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.BlockRoot...)

	// Field (2) 'SubcommitteeIndex'
	dst = ssz.MarshalUint64(dst, s.SubcommitteeIndex)

	// Field (3) 'AggregationBits'
	if len(s.AggregationBits) != 16 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.AggregationBits...)

	// Field (4) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.Signature...)

	return
}

// UnmarshalSSZ ssz unmarshals the SyncCommitteeContribution object
func (s *SyncCommitteeContribution) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 160 {
		return ssz.ErrSize
	}

	// Field (0) 'Slot'
	s.Slot = github_com_prysmaticlabs_eth2_types.Slot(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'BlockRoot'
	if cap(s.BlockRoot) == 0 {
		s.BlockRoot = make([]byte, 0, len(buf[8:40]))
	}
	s.BlockRoot = append(s.BlockRoot, buf[8:40]...)

	// Field (2) 'SubcommitteeIndex'
	s.SubcommitteeIndex = ssz.UnmarshallUint64(buf[40:48])

	// Field (3) 'AggregationBits'
	if cap(s.AggregationBits) == 0 {
		s.AggregationBits = make([]byte, 0, len(buf[48:64]))
	}
	s.AggregationBits = append(s.AggregationBits, buf[48:64]...)

	// Field (4) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[64:160]))
	}
	s.Signature = append(s.Signature, buf[64:160]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SyncCommitteeContribution object
func (s *SyncCommitteeContribution) SizeSSZ() (size int) {
	size = 160
	return
}

// HashTreeRoot ssz hashes the SyncCommitteeContribution object
func (s *SyncCommitteeContribution) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SyncCommitteeContribution object with a hasher
func (s *SyncCommitteeContribution) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(uint64(s.Slot))

	// Field (1) 'BlockRoot'
	if len(s.BlockRoot) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.BlockRoot)

	// Field (2) 'SubcommitteeIndex'
	hh.PutUint64(s.SubcommitteeIndex)

	// Field (3) 'AggregationBits'
	if len(s.AggregationBits) != 16 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.AggregationBits)

	// Field (4) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the ContributionAndProof object
func (c *ContributionAndProof) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(c)
}

// MarshalSSZTo ssz marshals the ContributionAndProof object to a target array
func (c *ContributionAndProof) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'AggregatorIndex'
	dst = ssz.MarshalUint64(dst, uint64(c.AggregatorIndex))

	// Field (1) 'Contribution'
	if c.Contribution == nil {
		c.Contribution = new(SyncCommitteeContribution)
	}
	if dst, err = c.Contribution.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'SelectionProof'
	if len(c.SelectionProof) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, c.SelectionProof...)

	return
}

// UnmarshalSSZ ssz unmarshals the ContributionAndProof object
func (c *ContributionAndProof) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 264 {
		return ssz.ErrSize
	}

	// Field (0) 'AggregatorIndex'
	c.AggregatorIndex = github_com_prysmaticlabs_eth2_types.ValidatorIndex(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'Contribution'
	if c.Contribution == nil {
		c.Contribution = new(SyncCommitteeContribution)
	}
	if err = c.Contribution.UnmarshalSSZ(buf[8:168]); err != nil {
		return err
	}

	// Field (2) 'SelectionProof'
	if cap(c.SelectionProof) == 0 {
		c.SelectionProof = make([]byte, 0, len(buf[168:264]))
	}
	c.SelectionProof = append(c.SelectionProof, buf[168:264]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ContributionAndProof object
func (c *ContributionAndProof) SizeSSZ() (size int) {
	size = 264
	return
}

// HashTreeRoot ssz hashes the ContributionAndProof object
func (c *ContributionAndProof) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(c)
}

// HashTreeRootWith ssz hashes the ContributionAndProof object with a hasher
func (c *ContributionAndProof) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'AggregatorIndex'
	hh.PutUint64(uint64(c.AggregatorIndex))

	// Field (1) 'Contribution'
	if err = c.Contribution.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'SelectionProof'
	if len(c.SelectionProof) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(c.SelectionProof)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the SignedContributionAndProof object
func (s *SignedContributionAndProof) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedContributionAndProof object to a target array
func (s *SignedContributionAndProof) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Message'
	if s.Message == nil {
		s.Message = new(ContributionAndProof)
	}
	if dst, err = s.Message.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, s.Signature...)

	return
}

// UnmarshalSSZ ssz unmarshals the SignedContributionAndProof object
func (s *SignedContributionAndProof) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 360 {
		return ssz.ErrSize
	}

	// Field (0) 'Message'
	if s.Message == nil {
		s.Message = new(ContributionAndProof)
	}
	if err = s.Message.UnmarshalSSZ(buf[0:264]); err != nil {
		return err
	}

	// Field (1) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[264:360]))
	}
	s.Signature = append(s.Signature, buf[264:360]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedContributionAndProof object
func (s *SignedContributionAndProof) SizeSSZ() (size int) {
	size = 360
	return
}

// HashTreeRoot ssz hashes the SignedContributionAndProof object
func (s *SignedContributionAndProof) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedContributionAndProof object with a hasher
func (s *SignedContributionAndProof) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'Message'
	if err = s.Message.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	if len(s.Signature) != 96 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// MarshalSSZ ssz marshals the Validator object
func (v *Validator) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(v)
}

// MarshalSSZTo ssz marshals the Validator object to a target array
func (v *Validator) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'PublicKey'
	if len(v.PublicKey) != 48 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, v.PublicKey...)

	// Field (1) 'WithdrawalCredentials'
	if len(v.WithdrawalCredentials) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	dst = append(dst, v.WithdrawalCredentials...)

	// Field (2) 'EffectiveBalance'
	dst = ssz.MarshalUint64(dst, v.EffectiveBalance)

	// Field (3) 'Slashed'
	dst = ssz.MarshalBool(dst, v.Slashed)

	// Field (4) 'ActivationEligibilityEpoch'
	dst = ssz.MarshalUint64(dst, uint64(v.ActivationEligibilityEpoch))

	// Field (5) 'ActivationEpoch'
	dst = ssz.MarshalUint64(dst, uint64(v.ActivationEpoch))

	// Field (6) 'ExitEpoch'
	dst = ssz.MarshalUint64(dst, uint64(v.ExitEpoch))

	// Field (7) 'WithdrawableEpoch'
	dst = ssz.MarshalUint64(dst, uint64(v.WithdrawableEpoch))

	return
}

// UnmarshalSSZ ssz unmarshals the Validator object
func (v *Validator) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 121 {
		return ssz.ErrSize
	}

	// Field (0) 'PublicKey'
	if cap(v.PublicKey) == 0 {
		v.PublicKey = make([]byte, 0, len(buf[0:48]))
	}
	v.PublicKey = append(v.PublicKey, buf[0:48]...)

	// Field (1) 'WithdrawalCredentials'
	if cap(v.WithdrawalCredentials) == 0 {
		v.WithdrawalCredentials = make([]byte, 0, len(buf[48:80]))
	}
	v.WithdrawalCredentials = append(v.WithdrawalCredentials, buf[48:80]...)

	// Field (2) 'EffectiveBalance'
	v.EffectiveBalance = ssz.UnmarshallUint64(buf[80:88])

	// Field (3) 'Slashed'
	v.Slashed = ssz.UnmarshalBool(buf[88:89])

	// Field (4) 'ActivationEligibilityEpoch'
	v.ActivationEligibilityEpoch = github_com_prysmaticlabs_eth2_types.Epoch(ssz.UnmarshallUint64(buf[89:97]))

	// Field (5) 'ActivationEpoch'
	v.ActivationEpoch = github_com_prysmaticlabs_eth2_types.Epoch(ssz.UnmarshallUint64(buf[97:105]))

	// Field (6) 'ExitEpoch'
	v.ExitEpoch = github_com_prysmaticlabs_eth2_types.Epoch(ssz.UnmarshallUint64(buf[105:113]))

	// Field (7) 'WithdrawableEpoch'
	v.WithdrawableEpoch = github_com_prysmaticlabs_eth2_types.Epoch(ssz.UnmarshallUint64(buf[113:121]))

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Validator object
func (v *Validator) SizeSSZ() (size int) {
	size = 121
	return
}

// HashTreeRoot ssz hashes the Validator object
func (v *Validator) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(v)
}

// HashTreeRootWith ssz hashes the Validator object with a hasher
func (v *Validator) HashTreeRootWith(hh *ssz.Hasher) (err error) {
	indx := hh.Index()

	// Field (0) 'PublicKey'
	if len(v.PublicKey) != 48 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(v.PublicKey)

	// Field (1) 'WithdrawalCredentials'
	if len(v.WithdrawalCredentials) != 32 {
		err = ssz.ErrBytesLength
		return
	}
	hh.PutBytes(v.WithdrawalCredentials)

	// Field (2) 'EffectiveBalance'
	hh.PutUint64(v.EffectiveBalance)

	// Field (3) 'Slashed'
	hh.PutBool(v.Slashed)

	// Field (4) 'ActivationEligibilityEpoch'
	hh.PutUint64(uint64(v.ActivationEligibilityEpoch))

	// Field (5) 'ActivationEpoch'
	hh.PutUint64(uint64(v.ActivationEpoch))

	// Field (6) 'ExitEpoch'
	hh.PutUint64(uint64(v.ExitEpoch))

	// Field (7) 'WithdrawableEpoch'
	hh.PutUint64(uint64(v.WithdrawableEpoch))

	hh.Merkleize(indx)
	return
}
