diff --git a/package-lock.json b/package-lock.json
index 367e671..85d0f4e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
         "body-parser": "^1.20.2",
         "cors": "^2.8.5",
         "discreetly-claimcodes": "^1.1.3",
-        "discreetly-interfaces": "^0.1.23",
+        "discreetly-interfaces": "^0.1.25",
         "dotenv": "^16.3.1",
         "express": "^4.18.2",
         "express-basic-auth": "^1.2.1",
@@ -3470,9 +3470,9 @@
       "integrity": "sha512-2QnlhYUPIGLl11XgxIxl6ZKIJZoS2T1ABIHbqjBbec0YYQ2qfWZ7JWH53OZm0mqeO8Dbjon5zK3YNoGiuYJ1Gg=="
     },
     "node_modules/discreetly-interfaces": {
-      "version": "0.1.23",
-      "resolved": "https://registry.npmjs.org/discreetly-interfaces/-/discreetly-interfaces-0.1.23.tgz",
-      "integrity": "sha512-C1mqzLZY52aW83XHUBr3lxe8F7HFagx4V+MzigxPf5GTjDGhelIbnmihhV3RUtWb1uddo1Gm1CImD+meygf1bg==",
+      "version": "0.1.25",
+      "resolved": "https://registry.npmjs.org/discreetly-interfaces/-/discreetly-interfaces-0.1.25.tgz",
+      "integrity": "sha512-yWKAycHE6mwJbROT+9rQNE5fwYrYmL+VH9ZJfHl2nqt3L++31djQjVgV2xG5/rYBTrkUPnEbFXpzRF1i2pqO7g==",
       "dependencies": {
         "poseidon-lite": "^0.2.0",
         "rlnjs": "^3.1.4"
diff --git a/package.json b/package.json
index 62d550d..6c69be6 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "body-parser": "^1.20.2",
     "cors": "^2.8.5",
     "discreetly-claimcodes": "^1.1.3",
-    "discreetly-interfaces": "^0.1.23",
+    "discreetly-interfaces": "^0.1.25",
     "dotenv": "^16.3.1",
     "express": "^4.18.2",
     "express-basic-auth": "^1.2.1",
@@ -64,4 +64,4 @@
     "ts-node": "^10.9.1",
     "typescript": "^5.1.6"
   }
-}
+}
\ No newline at end of file
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 4eebff6..5254f70 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -16,6 +16,12 @@ enum RoomMembershipType {
   BANDADA
 }
 
+enum RoomType {
+  PUBLIC
+  PRIVATE
+  PIXEL
+}
+
 model Rooms {
   id               String             @id @default(auto()) @map("_id") @db.ObjectId
   roomId           String             @unique
@@ -31,6 +37,7 @@ model Rooms {
   messages         Messages[]
   claimCodes       ClaimCodes[]       @relation(fields: [claimCodeIds], references: [id])
   claimCodeIds     String[]           @default([]) @db.ObjectId
+  type            RoomType           @default(PUBLIC)
 }
 
 model ClaimCodes {
diff --git a/src/crypto/verifier.ts b/src/crypto/verifier.ts
index e8b5352..1da92b3 100644
--- a/src/crypto/verifier.ts
+++ b/src/crypto/verifier.ts
@@ -40,9 +40,11 @@ async function verifyProof(msg: MessageI, room: RoomI, epochErrorRange = 5): Pro
   }
 
   // Check that the merkle root is correct
-  const group = new Group(room.id, 20, room.membership?.identityCommitments);
-  if (group.root !== msg.proof.snarkProof.publicSignals.root) {
-    return false;
+  if (room.identities && Array.isArray(room.identities)) {
+    const group = new Group(room.id, 20, room.identities as bigint[] | undefined);
+    if (group.root !== msg.proof.snarkProof.publicSignals.root) {
+      return false;
+    }
   }
 
   // Check that the proof is correct
diff --git a/src/data/db.ts b/src/data/db.ts
index 61eb7bc..cb6055a 100644
--- a/src/data/db.ts
+++ b/src/data/db.ts
@@ -2,7 +2,8 @@
 /* eslint-disable @typescript-eslint/no-unsafe-assignment */
 /* eslint-disable @typescript-eslint/no-unsafe-call */
 import { PrismaClient } from '@prisma/client';
-import { RoomI, genId } from 'discreetly-interfaces';
+import { genId } from 'discreetly-interfaces';
+import type { RoomI } from 'discreetly-interfaces';
 import { serverConfig } from '../config/serverConfig';
 import { genMockUsers, genClaimCodeArray, pp } from '../utils';
 
@@ -29,7 +30,11 @@ export function getRoomByID(id: string): Promise<RoomI | null> {
         name: true,
         identities: true,
         rateLimit: true,
-        userMessageLimit: true
+        userMessageLimit: true,
+        membershipType: true,
+        contractAddress: true,
+        bandadaAddress: true,
+        type: true
       }
     })
     .then((room) => {
@@ -82,23 +87,25 @@ export function updateClaimCode(code: string): Promise<RoomsFromClaimCode> {
 }
 
 export function updateRoomIdentities(idc: string, roomIds: string[]): Promise<any> {
-  return prisma.rooms.findMany({
-    where: { id: { in: roomIds } },
-  })
-  .then((rooms) => {
-    const roomsToUpdate = rooms
-      .filter(room => !room.identities.includes(idc))
-      .map(room => room.id);
+  return prisma.rooms
+    .findMany({
+      where: { id: { in: roomIds } }
+    })
+    .then((rooms) => {
+      const roomsToUpdate = rooms
+        .filter((room) => !room.identities.includes(idc))
+        .map((room) => room.id);
 
-    if (roomsToUpdate) {
-      return prisma.rooms.updateMany({
-        where: { id: { in: roomsToUpdate } },
-        data: { identities: { push: idc } }
-      });
-    }
-  }).catch(err => {
-    pp(err, 'error')
-  })
+      if (roomsToUpdate) {
+        return prisma.rooms.updateMany({
+          where: { id: { in: roomsToUpdate } },
+          data: { identities: { push: idc } }
+        });
+      }
+    })
+    .catch((err) => {
+      pp(err, 'error');
+    });
 }
 
 export function findUpdatedRooms(roomIds: string[]): Promise<RoomI[]> {