{
  "PRESET_BASE": "'mainnet'",
  "TERMINAL_TOTAL_DIFFICULTY": "115792089237316195423570985008687907853269984665640564039457584007913129638912",
  "TERMINAL_BLOCK_HASH": "0x0000000000000000000000000000000000000000000000000000000000000000",
  "MIN_GENESIS_ACTIVE_VALIDATOR_COUNT": "16384",
  "MIN_GENESIS_TIME": "1606824000 (Dec 1, 2020, 12pm UTC)",
  "GENESIS_FORK_VERSION": "0x00000000",
  "GENESIS_DELAY": "604800",
  "ALTAIR_FORK_VERSION": "0x01000000",
  "ALTAIR_FORK_EPOCH": "74240  (Oct 27, 2021, 10:56:23am UTC)",
  "MERGE_FORK_VERSION": "0x02000000",
  "MERGE_FORK_EPOCH": "18446744073709551615",
  "SHARDING_FORK_VERSION": "0x03000000",
  "SHARDING_FORK_EPOCH": "18446744073709551615",
  "SECONDS_PER_SLOT": "12",
  "SECONDS_PER_ETH1_BLOCK": "14",
  "MIN_VALIDATOR_WITHDRAWABILITY_DELAY": "256",
  "SHARD_COMMITTEE_PERIOD": "256",
  "ETH1_FOLLOW_DISTANCE": "2048",
  "INACTIVITY_SCORE_BIAS": "4",
  "INACTIVITY_SCORE_RECOVERY_RATE": "16",
  "EJECTION_BALANCE": "16000000000",
  "MIN_PER_EPOCH_CHURN_LIMIT": "4",
  "CHURN_LIMIT_QUOTIENT": "65536",
  "DEPOSIT_CHAIN_ID": "1",
  "DEPOSIT_NETWORK_ID": "1",
  "DEPOSIT_CONTRACT_ADDRESS": "0x00000000219ab540356cBB839Cbe05303d7705Fa",
  "MAX_COMMITTEES_PER_SLOT": "64",
  "TARGET_COMMITTEE_SIZE": "128",
  "MAX_VALIDATORS_PER_COMMITTEE": "2048",
  "SHUFFLE_ROUND_COUNT": "90",
  "HYSTERESIS_QUOTIENT": "4",
  "HYSTERESIS_DOWNWARD_MULTIPLIER": "1",
  "HYSTERESIS_UPWARD_MULTIPLIER": "5",
  "SAFE_SLOTS_TO_UPDATE_JUSTIFIED": "8",
  "MIN_DEPOSIT_AMOUNT": "1000000000",
  "MAX_EFFECTIVE_BALANCE": "32000000000",
  "EFFECTIVE_BALANCE_INCREMENT": "1000000000",
  "MIN_ATTESTATION_INCLUSION_DELAY": "1",
  "SLOTS_PER_EPOCH": "32",
  "MIN_SEED_LOOKAHEAD": "1",
  "MAX_SEED_LOOKAHEAD": "4",
  "EPOCHS_PER_ETH1_VOTING_PERIOD": "64",
  "SLOTS_PER_HISTORICAL_ROOT": "8192",
  "MIN_EPOCHS_TO_INACTIVITY_PENALTY": "4",
  "EPOCHS_PER_HISTORICAL_VECTOR": "65536",
  "EPOCHS_PER_SLASHINGS_VECTOR": "8192",
  "HISTORICAL_ROOTS_LIMIT": "16777216",
  "VALIDATOR_REGISTRY_LIMIT": "1099511627776",
  "BASE_REWARD_FACTOR": "64",
  "WHISTLEBLOWER_REWARD_QUOTIENT": "512",
  "PROPOSER_REWARD_QUOTIENT": "8",
  "INACTIVITY_PENALTY_QUOTIENT": "67108864",
  "MIN_SLASHING_PENALTY_QUOTIENT": "128",
  "PROPORTIONAL_SLASHING_MULTIPLIER": "1",
  "MAX_PROPOSER_SLASHINGS": "16",
  "MAX_ATTESTER_SLASHINGS": "2",
  "MAX_ATTESTATIONS": "128",
  "MAX_DEPOSITS": "16",
  "MAX_VOLUNTARY_EXITS": "16",
  "INACTIVITY_PENALTY_QUOTIENT_ALTAIR": "50331648",
  "MIN_SLASHING_PENALTY_QUOTIENT_ALTAIR": "64",
  "PROPORTIONAL_SLASHING_MULTIPLIER_ALTAIR": "2",
  "SYNC_COMMITTEE_SIZE": "512",
  "EPOCHS_PER_SYNC_COMMITTEE_PERIOD": "256",
  "MIN_SYNC_COMMITTEE_PARTICIPANTS": "1",
  "GENESIS_SLOT": "Slot(0)",
  "GENESIS_EPOCH": "Epoch(0)",
  "FAR_FUTURE_EPOCH": "Epoch(2**64 - 1)",
  "BASE_REWARDS_PER_EPOCH": "uint64(4)",
  "DEPOSIT_CONTRACT_TREE_DEPTH": "uint64(2**5) (= 32)",
  "JUSTIFICATION_BITS_LENGTH": "uint64(4)",
  "ENDIANNESS": "little",
  "BLS_WITHDRAWAL_PREFIX": "Bytes1(0x00)",
  "ETH1_ADDRESS_WITHDRAWAL_PREFIX": "Bytes1(0x01)",
  "TIMELY_SOURCE_FLAG_INDEX": "0",
  "TIMELY_TARGET_FLAG_INDEX": "1",
  "TIMELY_HEAD_FLAG_INDEX": "2",
  "TIMELY_SOURCE_WEIGHT": "uint64(14)",
  "TIMELY_TARGET_WEIGHT": "uint64(26)",
  "TIMELY_HEAD_WEIGHT": "uint64(14)",
  "SYNC_REWARD_WEIGHT": "uint64(2)",
  "PROPOSER_WEIGHT": "uint64(8)",
  "WEIGHT_DENOMINATOR": "uint64(64)",
  "DOMAIN_SYNC_COMMITTEE": "DomainType(0x07000000)",
  "DOMAIN_SYNC_COMMITTEE_SELECTION_PROOF": "DomainType(0x08000000)",
  "DOMAIN_CONTRIBUTION_AND_PROOF": "DomainType(0x09000000)",
  "DOMAIN_BEACON_PROPOSER": "DomainType(0x00000000)",
  "DOMAIN_BEACON_ATTESTER": "DomainType(0x01000000)",
  "DOMAIN_RANDAO": "DomainType(0x02000000)",
  "DOMAIN_DEPOSIT": "DomainType(0x03000000)",
  "DOMAIN_VOLUNTARY_EXIT": "DomainType(0x04000000)",
  "DOMAIN_SELECTION_PROOF": "DomainType(0x05000000)",
  "DOMAIN_AGGREGATE_AND_PROOF": "DomainType(0x06000000)",
  "TARGET_AGGREGATORS_PER_COMMITTEE": "16",
  "RANDOM_SUBNETS_PER_VALIDATOR": "1",
  "EPOCHS_PER_RANDOM_SUBNET_SUBSCRIPTION": "256",
  "ATTESTATION_SUBNET_COUNT": "64",
  "TARGET_AGGREGATORS_PER_SYNC_SUBCOMMITTEE": "16",
  "SYNC_COMMITTEE_SUBNET_COUNT": "4"
}
