diff --git a/package.json b/package.json
index 3b2dda4ec..49514fb87 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,8 @@
     "tslib": "^2.3.0",
     "unique-names-generator": "^4.7.1",
     "uuid": "^9.0.0",
-    "video-stream-merger": "^4.0.1"
+    "video-stream-merger": "^4.0.1",
+    "viem": "^1.3.0"
   },
   "devDependencies": {
     "@commitlint/cli": "^17.0.0",
diff --git a/packages/examples/sdk-backend-node/src/chat/chat.ts b/packages/examples/sdk-backend-node/src/chat/chat.ts
index 91cc898e1..31b4bb6d8 100644
--- a/packages/examples/sdk-backend-node/src/chat/chat.ts
+++ b/packages/examples/sdk-backend-node/src/chat/chat.ts
@@ -9,18 +9,49 @@ import {
 } from 'unique-names-generator';
 import { ENV } from '../types';
 import { config } from '../config';
+import { generatePrivateKey, privateKeyToAccount } from 'viem/accounts';
+import { createWalletClient, http } from 'viem';
+import { goerli } from 'viem/chains';
 
 // CONFIGS
 const { env, showAPIResponse } = config;
 
+/***************** SAMPLE SIGNER GENERATION *********************/
+/**
+ * USING VIEM
+ */
 // Random Wallet Signers
-const signer = ethers.Wallet.createRandom();
-const signerSecondAccount = ethers.Wallet.createRandom();
-
+const signer = createWalletClient({
+  account: privateKeyToAccount(generatePrivateKey()),
+  chain: goerli,
+  transport: http(),
+});
+const signerAddress = signer.account.address;
+const secondSigner = createWalletClient({
+  account: privateKeyToAccount(generatePrivateKey()),
+  chain: goerli,
+  transport: http(),
+});
+const secondSignerAddress = secondSigner.account.address;
 // Dummy Wallet Addresses
-const randomWallet1 = ethers.Wallet.createRandom().address;
-const randomWallet2 = ethers.Wallet.createRandom().address;
-const randomWallet3 = ethers.Wallet.createRandom().address;
+const randomWallet1 = privateKeyToAccount(generatePrivateKey()).address;
+const randomWallet2 = privateKeyToAccount(generatePrivateKey()).address;
+const randomWallet3 = privateKeyToAccount(generatePrivateKey()).address;
+
+/**
+ * USING ETHERS
+ */
+// // Random Wallet Signers
+// const signer = ethers.Wallet.createRandom();
+// const signerAddress = signer.address;
+// const secondSigner = ethers.Wallet.createRandom();
+// const secondSignerAddress = secondSigner.address;
+// // Dummy Wallet Addresses
+// const randomWallet1 = ethers.Wallet.createRandom().address;
+// const randomWallet2 = ethers.Wallet.createRandom().address;
+// const randomWallet3 = ethers.Wallet.createRandom().address;
+
+/************************************************************* */
 
 // Group Chat Data
 const groupName = uniqueNamesGenerator({
@@ -101,7 +132,7 @@ async function PushAPI_user_create(silent = !showAPIResponse) {
   });
 
   const user_2 = await PushAPI.user.create({
-    signer: signerSecondAccount,
+    signer: secondSigner,
     env: env as ENV,
   });
 
@@ -117,7 +148,7 @@ async function PushAPI_user_create(silent = !showAPIResponse) {
 // Push Chat - PushAPI.user.get
 async function PushAPI_user_get(silent = !showAPIResponse) {
   const user = await PushAPI.user.get({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     env: env as ENV,
   });
 
@@ -132,7 +163,7 @@ async function PushAPI_user_get(silent = !showAPIResponse) {
 async function PushAPI_chat_decryptPGPKey(silent = !showAPIResponse) {
   // get user and derive encrypted PGP key
   const user = await PushAPI.user.get({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     env: env as ENV,
   });
 
@@ -153,7 +184,7 @@ async function PushAPI_chat_decryptPGPKey(silent = !showAPIResponse) {
 async function PushAPI_chat_chats(silent = !showAPIResponse) {
   // Fetch user
   const user = await PushAPI.user.get({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     env: env as ENV,
   });
 
@@ -166,7 +197,7 @@ async function PushAPI_chat_chats(silent = !showAPIResponse) {
 
   // Actual api
   const response = await PushAPI.chat.chats({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     toDecrypt: true,
     pgpPrivateKey: pgpDecrpyptedPvtKey,
     env: env as ENV,
@@ -182,7 +213,7 @@ async function PushAPI_chat_chats(silent = !showAPIResponse) {
 async function PushAPI_chat_requests(silent = !showAPIResponse) {
   // Fetch user
   const user = await PushAPI.user.get({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     env: env as ENV,
   });
 
@@ -195,7 +226,7 @@ async function PushAPI_chat_requests(silent = !showAPIResponse) {
 
   // Actual api
   const response = await PushAPI.chat.requests({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     toDecrypt: true,
     pgpPrivateKey: pgpDecrpyptedPvtKey,
     env: env as ENV,
@@ -211,8 +242,8 @@ async function PushAPI_chat_requests(silent = !showAPIResponse) {
 async function PushAPI_chat_conversationHash(silent = !showAPIResponse) {
   // conversation hash are also called link inside chat messages
   const conversationHash = await PushAPI.chat.conversationHash({
-    account: `eip155:${signer.address}`,
-    conversationId: `eip155:${signerSecondAccount.address}`, // 2nd address
+    account: `eip155:${signerAddress}`,
+    conversationId: `eip155:${secondSignerAddress}`, // 2nd address
     env: env as ENV,
   });
 
@@ -226,7 +257,7 @@ async function PushAPI_chat_conversationHash(silent = !showAPIResponse) {
 async function PushAPI_chat_latest(silent = !showAPIResponse) {
   // Fetch user
   const user = await PushAPI.user.get({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     env: env as ENV,
   });
 
@@ -240,15 +271,15 @@ async function PushAPI_chat_latest(silent = !showAPIResponse) {
   // Fetch conversation hash
   // conversation hash are also called link inside chat messages
   const conversationHash = await PushAPI.chat.conversationHash({
-    account: `eip155:${signer.address}`,
-    conversationId: `eip155:${signerSecondAccount.address}`, // 2nd address
+    account: `eip155:${signerAddress}`,
+    conversationId: `eip155:${secondSignerAddress}`, // 2nd address
     env: env as ENV,
   });
 
   // Actual API
   const response = await PushAPI.chat.latest({
     threadhash: conversationHash.threadHash, // get conversation hash from conversationHash function and send the response threadhash here
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     toDecrypt: true,
     pgpPrivateKey: pgpDecrpyptedPvtKey,
     env: env as ENV,
@@ -264,7 +295,7 @@ async function PushAPI_chat_latest(silent = !showAPIResponse) {
 async function PushAPI_chat_history(silent = !showAPIResponse) {
   // Fetch user
   const user = await PushAPI.user.get({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     env: env as ENV,
   });
 
@@ -278,15 +309,15 @@ async function PushAPI_chat_history(silent = !showAPIResponse) {
   // Fetch conversation hash
   // conversation hash are also called link inside chat messages
   const conversationHash = await PushAPI.chat.conversationHash({
-    account: `eip155:${signer.address}`,
-    conversationId: `eip155:${signerSecondAccount.address}`, // 2nd address
+    account: `eip155:${signerAddress}`,
+    conversationId: `eip155:${secondSignerAddress}`, // 2nd address
     env: env as ENV,
   });
 
   // Actual API
   const response = await PushAPI.chat.history({
     threadhash: conversationHash.threadHash, // get conversation hash from conversationHash function and send the response threadhash here
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     limit: 5,
     toDecrypt: true,
     pgpPrivateKey: pgpDecrpyptedPvtKey,
@@ -304,7 +335,7 @@ async function PushAPI_chat_history(silent = !showAPIResponse) {
 async function PushAPI_chat_send(silent = !showAPIResponse) {
   // Fetch user
   const user = await PushAPI.user.get({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     env: env as ENV,
   });
 
@@ -321,7 +352,7 @@ async function PushAPI_chat_send(silent = !showAPIResponse) {
       content: "Gm gm! It's me... Mario",
     },
     messageType: 'Text', // can be "Text" | "Image" | "File" | "GIF"
-    receiverAddress: signerSecondAccount.address,
+    receiverAddress: secondSignerAddress,
 
     signer: signer,
     pgpPrivateKey: pgpDecrpyptedPvtKey,
@@ -339,7 +370,7 @@ async function PushAPI_chat_send(silent = !showAPIResponse) {
 async function PushAPI_chat_approve(silent = !showAPIResponse) {
   // Fetch user
   const user = await PushAPI.user.get({
-    account: `eip155:${signerSecondAccount.address}`,
+    account: `eip155:${secondSignerAddress}`,
     env: env as ENV,
   });
 
@@ -347,15 +378,15 @@ async function PushAPI_chat_approve(silent = !showAPIResponse) {
   const pgpDecrpyptedPvtKey = await PushAPI.chat.decryptPGPKey({
     encryptedPGPPrivateKey: user.encryptedPrivateKey,
 
-    signer: signerSecondAccount,
+    signer: secondSigner,
   });
 
   // Actual api
   const approve = await PushAPI.chat.approve({
     status: 'Approved',
-    senderAddress: signer.address, // receiver's address or chatId of a group
+    senderAddress: signerAddress, // receiver's address or chatId of a group
 
-    signer: signerSecondAccount,
+    signer: secondSigner,
     pgpPrivateKey: pgpDecrpyptedPvtKey,
     env: env as ENV,
   });
@@ -372,7 +403,7 @@ async function PushAPI_chat_createGroup(
 ): Promise<string> {
   // Fetch user
   const user = await PushAPI.user.get({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     env: env as ENV,
   });
 
@@ -412,7 +443,7 @@ async function PushAPI_chat_updateGroup(
 ) {
   // Fetch user
   const user = await PushAPI.user.get({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     env: env as ENV,
   });
 
@@ -435,10 +466,10 @@ async function PushAPI_chat_updateGroup(
       `eip155:${randomWallet1}`,
       `eip155:${randomWallet2}`,
       `eip155:${randomWallet3}`,
-      `eip155:${signer.address}`,
+      `eip155:${signerAddress}`,
     ],
     groupImage,
-    admins: [`eip155:${signer.address}`], // takes signer as admin automatically, add more if you want to
+    admins: [`eip155:${signerAddress}`], // takes signer as admin automatically, add more if you want to
 
     signer: signer,
     pgpPrivateKey: pgpDecrpyptedPvtKey,
@@ -484,7 +515,7 @@ async function PushAPI_chat_getGroup(
 async function PushAPI_chat_decryptConversation(silent = !showAPIResponse) {
   // Fetch user
   const user = await PushAPI.user.get({
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     env: env as ENV,
   });
 
@@ -498,15 +529,15 @@ async function PushAPI_chat_decryptConversation(silent = !showAPIResponse) {
   // Fetch conversation hash
   // conversation hash are also called link inside chat messages
   const conversationHash = await PushAPI.chat.conversationHash({
-    account: `eip155:${signer.address}`,
-    conversationId: `eip155:${signerSecondAccount.address}`, // 2nd address
+    account: `eip155:${signerAddress}`,
+    conversationId: `eip155:${secondSignerAddress}`, // 2nd address
     env: env as ENV,
   });
 
   // Chat History
   const encryptedChats = await PushAPI.chat.history({
     threadhash: conversationHash.threadHash, // get conversation hash from conversationHash function and send the response threadhash here
-    account: `eip155:${signer.address}`,
+    account: `eip155:${signerAddress}`,
     limit: 5,
     toDecrypt: false,
     pgpPrivateKey: pgpDecrpyptedPvtKey,
@@ -530,7 +561,7 @@ async function PushAPI_chat_decryptConversation(silent = !showAPIResponse) {
 // Push Chat - Socket Connection
 async function PushChatSDKSocket(silent = !showAPIResponse) {
   const pushSDKSocket = createSocketConnection({
-    user: `eip155:${signer.address}`,
+    user: `eip155:${signerAddress}`,
     socketType: 'chat',
     socketOptions: { autoConnect: true, reconnectionAttempts: 3 },
     env: env as ENV,
@@ -546,7 +577,7 @@ async function PushChatSDKSocket(silent = !showAPIResponse) {
     // send a chat from other wallet to this one to see the result
     // Fetch user
     const user = await PushAPI.user.get({
-      account: `eip155:${signerSecondAccount.address}`,
+      account: `eip155:${secondSignerAddress}`,
       env: env as ENV,
     });
 
@@ -554,16 +585,16 @@ async function PushChatSDKSocket(silent = !showAPIResponse) {
     const pgpDecrpyptedPvtKey = await PushAPI.chat.decryptPGPKey({
       encryptedPGPPrivateKey: user.encryptedPrivateKey,
 
-      signer: signerSecondAccount,
+      signer: secondSigner,
     });
 
     // Actual api
     const response = await PushAPI.chat.send({
       messageContent: "Gm gm! It's me... Mario",
       messageType: 'Text',
-      receiverAddress: `eip155:${signer.address}`,
+      receiverAddress: `eip155:${signerAddress}`,
 
-      signer: signerSecondAccount,
+      signer: secondSigner,
       pgpPrivateKey: pgpDecrpyptedPvtKey,
       env: env as ENV,
     });
@@ -596,7 +627,7 @@ async function PushAPI_chat_video_call_notification(
 ) {
   // Fetch user
   const user = await PushAPI.user.get({
-    account: signer.address,
+    account: signerAddress,
     env: env as ENV,
   });
 
@@ -628,8 +659,8 @@ async function PushAPI_chat_video_call_notification(
         domain: 'push.org',
       },
     },
-    recipients: signerSecondAccount.address, // recipient address
-    channel: signer.address, // your channel address
+    recipients: secondSignerAddress, // recipient address
+    channel: signerAddress, // your channel address
     env: env as ENV,
   });
 
diff --git a/packages/examples/sdk-backend-node/src/notification/index.ts b/packages/examples/sdk-backend-node/src/notification/index.ts
index 1df6f2a79..259ec1dd9 100644
--- a/packages/examples/sdk-backend-node/src/notification/index.ts
+++ b/packages/examples/sdk-backend-node/src/notification/index.ts
@@ -3,6 +3,10 @@ import { createSocketConnection, EVENTS } from '@pushprotocol/socket';
 import { ethers } from 'ethers';
 import { config } from '../config';
 
+import { createWalletClient, http } from 'viem';
+import { generatePrivateKey, privateKeyToAccount } from 'viem/accounts';
+import { goerli } from 'viem/chains';
+
 enum ENV {
   PROD = 'prod',
   STAGING = 'staging',
@@ -18,12 +22,38 @@ const { env, showAPIResponse } = config;
 
 // If you own a channel, you can use your channel address as well
 const channelPrivateKey: string = process.env.WALLET_PRIVATE_KEY!;
-const signerChannel = new ethers.Wallet(`0x${channelPrivateKey}`);
-const channelAddress = signerChannel.address;
 
-// Some Random Accounts
-const signer = ethers.Wallet.createRandom();
-const signerSecondAccount = ethers.Wallet.createRandom();
+/***************** SAMPLE SIGNER GENERATION *********************/
+/**
+ * USING VIEM
+ */
+const signerChannel = createWalletClient({
+  account: privateKeyToAccount(`0x${channelPrivateKey}`),
+  chain: goerli,
+  transport: http(),
+});
+const channelAddress = signerChannel.account.address;
+// Random Wallet Signers
+const signer = createWalletClient({
+  account: privateKeyToAccount(generatePrivateKey()),
+  chain: goerli,
+  transport: http(),
+});
+const signerAddress = signer.account.address;
+// Dummy Wallet Addresses
+const randomWallet1 = privateKeyToAccount(generatePrivateKey()).address;
+
+/**
+ * USING ETHERS
+ */
+// const signerChannel = new ethers.Wallet(`0x${channelPrivateKey}`);
+// const channelAddress = signerChannel.address;
+// // Random Wallet Signers
+// const signer = ethers.Wallet.createRandom();
+// const signerAddress = signer.address;
+// // Dummy Wallet Addresses
+// const randomWallet1 = ethers.Wallet.createRandom().address;
+/************************************************************* */
 
 // Push Notification - Run Notifications Use cases
 export const runNotificaitonsUseCases = async (): Promise<void> => {
@@ -82,7 +112,7 @@ export const runNotificaitonsUseCases = async (): Promise<void> => {
 // Push Notification - PushAPI.user.getFeeds
 async function PushAPI_user_getFeeds(silent = !showAPIResponse) {
   const notifications = await PushAPI.user.getFeeds({
-    user: `eip155:5:${signer.address}`, // user address in CAIP
+    user: `eip155:5:${signerAddress}`, // user address in CAIP
     env: env as ENV,
   });
 
@@ -95,7 +125,7 @@ async function PushAPI_user_getFeeds(silent = !showAPIResponse) {
 // Push Notification - PushAPI.user.getFeeds - Spam
 async function PushAPI_user_getFeeds__spam(silent = !showAPIResponse) {
   const notifications = await PushAPI.user.getFeeds({
-    user: `eip155:5:${signer.address}`, // user address in CAIP
+    user: `eip155:5:${signerAddress}`, // user address in CAIP
     spam: true,
     env: env as ENV,
   });
@@ -109,7 +139,7 @@ async function PushAPI_user_getFeeds__spam(silent = !showAPIResponse) {
 // Push Notification - PushAPI.user.getSubscriptions
 async function PushAPI_user_getSubscriptions(silent = !showAPIResponse) {
   const subscriptions = await PushAPI.user.getSubscriptions({
-    user: `eip155:5:${signer.address}`, // user address in CAIP
+    user: `eip155:5:${signerAddress}`, // user address in CAIP
     env: env as ENV,
   });
 
@@ -152,7 +182,7 @@ async function PushAPI_channels_subscribe(silent = !showAPIResponse) {
   const response = await PushAPI.channels.subscribe({
     signer: signer,
     channelAddress: `eip155:5:${channelAddress}`, // channel address in CAIP
-    userAddress: `eip155:5:${signer.address}`, // user address in CAIP
+    userAddress: `eip155:5:${signerAddress}`, // user address in CAIP
     onSuccess: () => {
       console.log('opt in success');
     },
@@ -173,7 +203,7 @@ async function PushAPI_channels_unsubscribe(silent = !showAPIResponse) {
   const response = await PushAPI.channels.unsubscribe({
     signer: signer,
     channelAddress: `eip155:5:${channelAddress}`, // channel address in CAIP
-    userAddress: `eip155:5:${signer.address}`, // user address in CAIP
+    userAddress: `eip155:5:${signerAddress}`, // user address in CAIP
     onSuccess: () => {
       console.log('opt out success');
     },
@@ -209,8 +239,8 @@ async function PushAPI_payloads_sendNotification__direct_payload_single_recipien
       cta: '',
       img: '',
     },
-    recipients: `eip155:5:${signer.address}`, // recipient address
-    channel: `eip155:5:${signerChannel.address}`, // your channel address
+    recipients: `eip155:5:${signerAddress}`, // recipient address
+    channel: `eip155:5:${channelAddress}`, // your channel address
     env: env as ENV,
   });
 
@@ -239,11 +269,8 @@ async function PushAPI_payloads_sendNotification__direct_payload_group_of_recipi
       cta: '',
       img: '',
     },
-    recipients: [
-      `eip155:5:${signer.address}`,
-      `eip155:5:${signerSecondAccount.address}`,
-    ], // recipient addresses
-    channel: `eip155:5:${signerChannel.address}`, // your channel address
+    recipients: [`eip155:5:${signerAddress}`, `eip155:5:${randomWallet1}`], // recipient addresses
+    channel: `eip155:5:${channelAddress}`, // your channel address
     env: env as ENV,
   });
 
@@ -272,7 +299,7 @@ async function PushAPI_payloads_sendNotification__direct_payload_all_recipients_
       cta: '',
       img: '',
     },
-    channel: `eip155:5:${signerChannel.address}`, // your channel address
+    channel: `eip155:5:${channelAddress}`, // your channel address
     env: env as ENV,
   });
 
@@ -298,7 +325,7 @@ async function PushAPI_channels_getSubscribers(silent = !showAPIResponse) {
 // Push Notification - Socket Connection
 async function PushSDKSocket(silent = !showAPIResponse) {
   const pushSDKSocket = createSocketConnection({
-    user: `eip155:5:${signer.address}`, // CAIP, see below
+    user: `eip155:5:${signerAddress}`, // CAIP, see below
     socketOptions: { autoConnect: false },
     env: env as ENV,
   });
diff --git a/packages/examples/sdk-backend-node/src/spaces/index.ts b/packages/examples/sdk-backend-node/src/spaces/index.ts
index f320f7659..6b2034b85 100644
--- a/packages/examples/sdk-backend-node/src/spaces/index.ts
+++ b/packages/examples/sdk-backend-node/src/spaces/index.ts
@@ -55,7 +55,7 @@ export const runSpacesUseCases = async (): Promise < void > => {
     ╚════██║██╔═══╝ ██╔══██║██║     ██╔══╝  ╚════██║
     ███████║██║     ██║  ██║╚██████╗███████╗███████║
     ╚══════╝╚═╝     ╚═╝  ╚═╝ ╚═════╝╚══════╝╚══════╝
-                                                    
+
     `)
 
     console.log('PushAPI.user.create');
@@ -143,9 +143,9 @@ async function PushAPI_space_create(
     const response = await PushAPI.space.create({
         spaceName,
         spaceDescription,
-        members: [`eip155:${randomWallet1}`, `eip155:${randomWallet2}`],
+        listeners: [`eip155:${randomWallet1}`, `eip155:${randomWallet2}`],
         spaceImage,
-        admins: [],
+        speakers: [],
         isPublic: true,
         signer: signer,
         pgpPrivateKey: pgpDecrpyptedPvtKey,
@@ -191,14 +191,14 @@ async function PushAPI_space_update(
         spaceId,
         spaceName,
         spaceDescription,
-        members: [
+        listeners: [
             `eip155:${randomWallet1}`,
             `eip155:${randomWallet2}`,
             `eip155:${randomWallet3}`,
             `eip155:${signer.address}`,
         ],
         spaceImage,
-        admins: [`eip155:${signer.address}`], // takes signer as admin automatically, add more if you want to
+        speakers: [`eip155:${signer.address}`], // takes signer as admin automatically, add more if you want to
         scheduleAt: start,
         scheduleEnd: end,
         status: PushAPI.ChatStatus.PENDING,
@@ -255,9 +255,9 @@ async function PushAPI_space_start_and_stop(
             dictionaries: [adjectives, colors, animals],
         }),
         spaceDescription,
-        members: [`eip155:${randomWallet1}`, `eip155:${randomWallet2}`],
+        listeners: [`eip155:${randomWallet1}`, `eip155:${randomWallet2}`],
         spaceImage,
-        admins: [],
+        speakers: [],
         isPublic: true,
         signer: signer,
         pgpPrivateKey: pgpDecrpyptedPvtKey,
@@ -323,9 +323,9 @@ async function PushAPI_space_approve(
             dictionaries: [adjectives, colors, animals],
         }),
         spaceDescription,
-        members: [`eip155:${randomWallet1}`, `eip155:${randomWallet2}`],
+        listeners: [`eip155:${randomWallet1}`, `eip155:${randomWallet2}`],
         spaceImage,
-        admins: [],
+        speakers: [],
         isPublic: true,
         signer: signer,
         pgpPrivateKey: pgpDecrpyptedPvtKey,
diff --git a/packages/restapi/src/lib/channels/subscribe.ts b/packages/restapi/src/lib/channels/subscribe.ts
index 4db84c914..9bfc4dde9 100644
--- a/packages/restapi/src/lib/channels/subscribe.ts
+++ b/packages/restapi/src/lib/channels/subscribe.ts
@@ -3,6 +3,7 @@ import {
   getCAIPAddress,
   getConfig,
   getCAIPDetails,
+  signTypedData
 } from '../helpers';
 import {
   getTypeInformation,
@@ -10,15 +11,7 @@ import {
   getSubscriptionMessage
 } from './signature.helpers';
 import Constants, {ENV} from '../constants';
-
-type SignerType = {
-  _signTypedData: (
-    domain: any,
-    types: any,
-    value: any
-  ) => Promise<string>
-}
- 
+import { SignerType } from "../types";
 export type SubscribeOptionsType = {
   signer: SignerType;
   channelAddress: string;
@@ -76,11 +69,7 @@ export const subscribe = async (
     );
 
     // sign a message using EIP712
-    const signature = await signer._signTypedData(
-      domainInformation,
-      typeInformation,
-      messageInformation
-    );
+    const signature = await signTypedData(signer, domainInformation, typeInformation, messageInformation);
 
     const verificationProof = signature; // might change
 
diff --git a/packages/restapi/src/lib/channels/unsubscribe.ts b/packages/restapi/src/lib/channels/unsubscribe.ts
index 19ec57b36..839dd83b7 100644
--- a/packages/restapi/src/lib/channels/unsubscribe.ts
+++ b/packages/restapi/src/lib/channels/unsubscribe.ts
@@ -3,6 +3,7 @@ import {
   getCAIPAddress,
   getConfig,
   getCAIPDetails,
+  signTypedData
 } from '../helpers';
 import {
   getTypeInformation,
@@ -10,14 +11,7 @@ import {
   getSubscriptionMessage
 } from './signature.helpers';
 import Constants, {ENV} from '../constants';
-
-type SignerType = {
-  _signTypedData: (
-    domain: any,
-    types: any,
-    value: any
-  ) => Promise<string>
-}
+import { SignerType } from "../types";
  
 export type UnSubscribeOptionsType = {
   signer: SignerType;
@@ -76,11 +70,7 @@ export const unsubscribe = async (
     );
 
     // sign a message using EIP712
-    const signature = await signer._signTypedData(
-      domainInformation,
-      typeInformation,
-      messageInformation
-    );
+    const signature = await signTypedData(signer, domainInformation, typeInformation, messageInformation);
 
     const verificationProof = signature; // might change
 
diff --git a/packages/restapi/src/lib/chat/helpers/crypto.ts b/packages/restapi/src/lib/chat/helpers/crypto.ts
index 86e64b590..46e8dcba3 100644
--- a/packages/restapi/src/lib/chat/helpers/crypto.ts
+++ b/packages/restapi/src/lib/chat/helpers/crypto.ts
@@ -16,6 +16,8 @@ import {
   decryptWithWalletRPCMethod,
   isValidETHAddress,
   walletToPCAIP10,
+  signTypedData,
+  signMessage,
 } from '../../helpers';
 import { get as getUser } from '../../user';
 import { createUserService } from './service';
@@ -289,7 +291,8 @@ export const getEip191Signature = async (
   }
   const _signer = wallet?.signer;
   // EIP191 signature
-  const signature = await _signer?.signMessage(message);
+
+  const signature = await signMessage(_signer, message);
   const sigType = version === 'v1' ? 'eip191' : 'eip191v2';
   return { verificationProof: `${sigType}:${signature}` };
 };
@@ -316,7 +319,8 @@ export const getEip712Signature = async (
   const domain = getDomainInformation(chainId);
 
   // sign a message using EIP712
-  const signedMessage = await _signer?._signTypedData!(
+  const signedMessage = await signTypedData(
+    _signer,
     isDomainEmpty ? {} : domain,
     typeInformation,
     { data: hash }
diff --git a/packages/restapi/src/lib/chat/helpers/wallet.ts b/packages/restapi/src/lib/chat/helpers/wallet.ts
index 0633efdd3..1481e62bf 100644
--- a/packages/restapi/src/lib/chat/helpers/wallet.ts
+++ b/packages/restapi/src/lib/chat/helpers/wallet.ts
@@ -1,4 +1,4 @@
-import { pCAIP10ToWallet } from "../../helpers";
+import { pCAIP10ToWallet, getAddress } from "../../helpers";
 import { SignerType, walletType } from "../../types";
 
 export const getWallet = (options: walletType): {
@@ -22,5 +22,5 @@ export const getAccountAddress = async (options: walletType): Promise<string> =>
     signer
   } = options || {};
 
-  return account || (await signer?.getAddress()) || ''
+  return account || (await getAddress(signer as SignerType)) || ''
 }
\ No newline at end of file
diff --git a/packages/restapi/src/lib/helpers/crypto.ts b/packages/restapi/src/lib/helpers/crypto.ts
index b03e10ac6..d3af27c08 100644
--- a/packages/restapi/src/lib/helpers/crypto.ts
+++ b/packages/restapi/src/lib/helpers/crypto.ts
@@ -32,6 +32,7 @@ import {
 import { verifyProfileSignature } from '../chat/helpers/signature';
 import { upgrade } from '../user/upgradeUser';
 import PROGRESSHOOK from '../progressHook';
+import { getAddress } from './signer';
 
 const KDFSaltSize = 32; // bytes
 const AESGCMNonceSize = 12; // property iv
@@ -51,7 +52,8 @@ if (typeof window !== 'undefined' && window.crypto) {
 /** DEPRECATED */
 export const getPublicKey = async (options: walletType): Promise<string> => {
   const { account, signer } = options || {};
-  const address: string = account || (await signer?.getAddress()) || '';
+  const address: string =
+    account || (await getAddress(signer as SignerType)) || '';
   const metamaskProvider = new ethers.providers.Web3Provider(
     (window as any).ethereum
   );
diff --git a/packages/restapi/src/lib/helpers/index.ts b/packages/restapi/src/lib/helpers/index.ts
index 718ba6cd2..182450d34 100644
--- a/packages/restapi/src/lib/helpers/index.ts
+++ b/packages/restapi/src/lib/helpers/index.ts
@@ -2,3 +2,4 @@ export * from './config';
 export * from './address';
 export * from './api';
 export * from './crypto';
+export * from './signer';
diff --git a/packages/restapi/src/lib/helpers/signer.ts b/packages/restapi/src/lib/helpers/signer.ts
new file mode 100644
index 000000000..89cbe4fbf
--- /dev/null
+++ b/packages/restapi/src/lib/helpers/signer.ts
@@ -0,0 +1,59 @@
+import { SignerType } from '../types';
+
+export const signMessage = async (
+  signer: SignerType,
+  message: string
+): Promise<string> => {
+  // Check the signer type using type guards
+  if ('signMessage' in signer) {
+    // If the signer has a signMessage function with the ethersV5SignerType signature
+    if ('_signTypedData' in signer) {
+      // It's ethersV5SignerType, use its signMessage function
+      const signature = await signer.signMessage(message);
+      return signature;
+    } else {
+      // It's viemSignerType, use its signMessage function
+      const signature = await signer.signMessage({
+        message,
+        account: signer.account,
+      });
+      return signature;
+    }
+  } else {
+    throw new Error('Invalid signer type provided.');
+  }
+};
+
+export const signTypedData = async (
+  signer: SignerType,
+  domain: any,
+  types: any,
+  value: any
+): Promise<string> => {
+  // Check the signer type using type guards
+  if ('_signTypedData' in signer) {
+    // It's ethersV5SignerType, use its functions
+    const signature = await signer._signTypedData(domain, types, value);
+    return signature;
+  } else if ('signTypedData' in signer) {
+    // It's viemSignerType, use its functions
+    const signature = await signer.signTypedData({
+      account: signer.account,
+      domain,
+      types,
+      primaryType: 'Data',
+      message: value,
+    });
+    return signature;
+  } else {
+    throw new Error('Invalid signer type provided.');
+  }
+};
+
+export const getAddress = async (signer: SignerType): Promise<string> => {
+  if ('getAddress' in signer) {
+    return await signer.getAddress();
+  } else {
+    return signer.account['address'] ?? '';
+  }
+};
diff --git a/packages/restapi/src/lib/payloads/helpers.ts b/packages/restapi/src/lib/payloads/helpers.ts
index 500a53cd2..6022c9996 100644
--- a/packages/restapi/src/lib/payloads/helpers.ts
+++ b/packages/restapi/src/lib/payloads/helpers.ts
@@ -1,6 +1,6 @@
 import { v4 as uuidv4 } from 'uuid';
 import { ENV } from '../constants';
-import { getCAIPAddress } from '../helpers';
+import { getCAIPAddress, signTypedData } from '../helpers';
 import * as CryptoJS from 'crypto-js';
 
 import {
@@ -252,7 +252,7 @@ export async function getVerificationProof({
         chainId: chainId,
         verifyingContract: verifyingContract,
       };
-      const signature = await signer._signTypedData(domain, type, message);
+      const signature = await signTypedData(signer, domain, type, message);
       verificationProof = `eip712v2:${signature}::uid::${uuid}`;
       break;
     }
diff --git a/packages/restapi/src/lib/types/index.ts b/packages/restapi/src/lib/types/index.ts
index a3b440803..d479b28a0 100644
--- a/packages/restapi/src/lib/types/index.ts
+++ b/packages/restapi/src/lib/types/index.ts
@@ -1,4 +1,4 @@
-import { ethers } from 'ethers';
+import { Bytes, TypedDataDomain, TypedDataField, providers } from 'ethers';
 import {
   ADDITIONAL_META_TYPE,
   IDENTITY_TYPE,
@@ -306,7 +306,7 @@ export interface Member {
 export enum ChatStatus {
   ACTIVE = 'ACTIVE',
   PENDING = 'PENDING',
-  ENDED = 'ENDED'
+  ENDED = 'ENDED',
 }
 export interface GroupDTO {
   members: {
@@ -442,10 +442,38 @@ export interface UserInfo {
   isAdmin: boolean;
 }
 
-export type SignerType = ethers.Signer & {
-  _signTypedData?: (domain: any, types: any, value: any) => Promise<string>;
+type ethersV5SignerType = {
+  _signTypedData: (
+    domain: TypedDataDomain,
+    types: Record<string, Array<TypedDataField>>,
+    value: Record<string, any>
+  ) => Promise<string>;
+  getChainId: () => Promise<number>;
+  getAddress: () => Promise<string>;
+  signMessage: (message: Bytes | string) => Promise<string>;
   privateKey?: string;
+  provider?: providers.Provider;
 };
+type viemSignerType = {
+  signTypedData: (args: {
+    account: any;
+    domain: any;
+    types: any;
+    primaryType: any;
+    message: any;
+  }) => Promise<`0x${string}`>;
+  getChainId: () => Promise<number>;
+  signMessage: (args: {
+    message: any;
+    account: any;
+    [key: string]: any;
+  }) => Promise<`0x${string}`>;
+  account: { [key: string]: any };
+  privateKey?: string;
+  provider?: providers.Provider;
+};
+
+export type SignerType = ethersV5SignerType | viemSignerType;
 
 export type EnvOptionsType = {
   env?: ENV;
diff --git a/packages/uiweb/src/lib/components/chatAndNotification/ChatAndNotificationWidget.tsx b/packages/uiweb/src/lib/components/chatAndNotification/ChatAndNotificationWidget.tsx
index 37e3dc39d..4d7ace1be 100644
--- a/packages/uiweb/src/lib/components/chatAndNotification/ChatAndNotificationWidget.tsx
+++ b/packages/uiweb/src/lib/components/chatAndNotification/ChatAndNotificationWidget.tsx
@@ -17,7 +17,7 @@ export type ChatAndNotificationProps = {
   activeTab?: PushTabs,
   activeChat?: string,
   onClose?: () => void,
-  signer?: WithRequiredProperty<SignerType, '_signTypedData'>
+  signer?: SignerType
   env?: Env;
 };
 
diff --git a/packages/uiweb/src/lib/types/index.ts b/packages/uiweb/src/lib/types/index.ts
index 6f2fd1781..5a48d32f5 100644
--- a/packages/uiweb/src/lib/types/index.ts
+++ b/packages/uiweb/src/lib/types/index.ts
@@ -1,8 +1,7 @@
 import type { ReactElement } from 'react';
-import React from 'react';
 import type { ENV } from '../config';
-import type { ethers } from 'ethers';
 import type { ParsedResponseType, IFeeds, } from '@pushprotocol/restapi';
+import { Bytes, TypedDataDomain, TypedDataField, providers } from 'ethers';
 
 export interface IMessageIPFS {
   fromCAIP10: string;
@@ -38,10 +37,38 @@ export interface ITheme {
   moduleColor?: string;
 }
 
-export type SignerType = ethers.Signer & {
-  _signTypedData?: (domain: any, types: any, value: any) => Promise<string>;
+type ethersV5SignerType = {
+  _signTypedData: (
+    domain: TypedDataDomain,
+    types: Record<string, Array<TypedDataField>>,
+    value: Record<string, any>
+  ) => Promise<string>;
+  getChainId: () => Promise<number>;
+  getAddress: () => Promise<string>;
+  signMessage: (message: Bytes | string) => Promise<string>;
   privateKey?: string;
+  provider?: providers.Provider;
 };
+type viemSignerType = {
+  signTypedData: (args: {
+    account: any;
+    domain: any;
+    types: any;
+    primaryType: any;
+    message: any;
+  }) => Promise<`0x${string}`>;
+  getChainId: () => Promise<number>;
+  signMessage: (args: {
+    message: any;
+    account: any;
+    [key: string]: any;
+  }) => Promise<`0x${string}`>;
+  account: { [key: string]: any };
+  privateKey?: string;
+  provider?: providers.Provider;
+};
+
+export type SignerType = ethersV5SignerType | viemSignerType;
 
 export type ParsedNotificationType = ParsedResponseType & {
   channel:string;
diff --git a/yarn.lock b/yarn.lock
index 3be1ac607..bc45eb097 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,6 +2,11 @@
 # yarn lockfile v1
 
 
+"@adraffy/ens-normalize@1.9.0":
+  version "1.9.0"
+  resolved "https://registry.yarnpkg.com/@adraffy/ens-normalize/-/ens-normalize-1.9.0.tgz#223572538f6bea336750039bb43a4016dcc8182d"
+  integrity sha512-iowxq3U30sghZotgl4s/oJRci6WPBfNO5YYgk2cIOMCHr3LeGPcsZjCEr+33Q4N+oV3OABDAtA+pyvWjbvBifQ==
+
 "@ampproject/remapping@^2.1.0":
   version "2.2.0"
   resolved "https://registry.npmjs.org/@ampproject/remapping/-/remapping-2.2.0.tgz"
@@ -2319,6 +2324,23 @@
   dependencies:
     events "3.3.0"
 
+"@noble/curves@1.0.0", "@noble/curves@~1.0.0":
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/@noble/curves/-/curves-1.0.0.tgz#e40be8c7daf088aaf291887cbc73f43464a92932"
+  integrity sha512-2upgEu0iLiDVDZkNLeFV2+ht0BAVgQnEmCk6JsOch9Rp8xfkMCbvbAZlA2pBHQc73dbl+vFOXfqkf4uemdn0bw==
+  dependencies:
+    "@noble/hashes" "1.3.0"
+
+"@noble/hashes@1.3.0":
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/@noble/hashes/-/hashes-1.3.0.tgz#085fd70f6d7d9d109671090ccae1d3bec62554a1"
+  integrity sha512-ilHEACi9DwqJB0pw7kv+Apvh50jiiSyR/cQ3y4W7lOR5mhvn/50FLUfsnfJz0BDZtl/RR16kXvptiv6q1msYZg==
+
+"@noble/hashes@~1.3.0":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@noble/hashes/-/hashes-1.3.1.tgz#8831ef002114670c603c458ab8b11328406953a9"
+  integrity sha512-EbqwksQwz9xDRGfDST86whPBgM65E0OH/pCgqW0GBVzO22bNE+NuIbeTb714+IfSjU3aRk47EUvXIb5bTsenKA==
+
 "@nodelib/fs.scandir@2.1.5":
   version "2.1.5"
   resolved "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz"
@@ -3017,6 +3039,28 @@
     estree-walker "^2.0.1"
     picomatch "^2.2.2"
 
+"@scure/base@~1.1.0":
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/@scure/base/-/base-1.1.1.tgz#ebb651ee52ff84f420097055f4bf46cfba403938"
+  integrity sha512-ZxOhsSyxYwLJj3pLZCefNitxsj093tb2vq90mp2txoYeBqbcjDjqFhyM8eUjq/uFm6zJ+mUuqxlS2FkuSY1MTA==
+
+"@scure/bip32@1.3.0":
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/@scure/bip32/-/bip32-1.3.0.tgz#6c8d980ef3f290987736acd0ee2e0f0d50068d87"
+  integrity sha512-bcKpo1oj54hGholplGLpqPHRbIsnbixFtc06nwuNM5/dwSXOq/AAYoIBRsBmnZJSdfeNW5rnff7NTAz3ZCqR9Q==
+  dependencies:
+    "@noble/curves" "~1.0.0"
+    "@noble/hashes" "~1.3.0"
+    "@scure/base" "~1.1.0"
+
+"@scure/bip39@1.2.0":
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/@scure/bip39/-/bip39-1.2.0.tgz#a207e2ef96de354de7d0002292ba1503538fc77b"
+  integrity sha512-SX/uKq52cuxm4YFXWFaVByaSHJh2w3BnokVSeUJVCv6K7WulT9u2BuNRBhuFl8vAuYnzx9bEu9WgpcNYTrYieg==
+  dependencies:
+    "@noble/hashes" "~1.3.0"
+    "@scure/base" "~1.1.0"
+
 "@segment/loosely-validate-event@^2.0.0":
   version "2.0.0"
   resolved "https://registry.npmjs.org/@segment/loosely-validate-event/-/loosely-validate-event-2.0.0.tgz"
@@ -3922,6 +3966,11 @@
     "@urql/core" ">=2.3.1"
     wonka "^4.0.14"
 
+"@wagmi/chains@1.6.0":
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/@wagmi/chains/-/chains-1.6.0.tgz#eb992ad28dbaaab729b5bcab3e5b461e8a035656"
+  integrity sha512-5FRlVxse5P4ZaHG3GTvxwVANSmYJas1eQrTBHhjxVtqXoorm0aLmCHbhmN8Xo1yu09PaWKlleEvfE98yH4AgIw==
+
 "@web3-react/abstract-connector@^6.0.7":
   version "6.0.7"
   resolved "https://registry.npmjs.org/@web3-react/abstract-connector/-/abstract-connector-6.0.7.tgz"
@@ -4117,6 +4166,11 @@ abab@^2.0.3, abab@^2.0.5:
   resolved "https://registry.npmjs.org/abab/-/abab-2.0.6.tgz"
   integrity sha512-j2afSsaIENvHZN2B8GOpF566vZ5WVk5opAiMTvWgaQT8DkbOqsTfvNAvHoRGU2zzP8cPoqys+xHTRDWW8L+/BA==
 
+abitype@0.8.11:
+  version "0.8.11"
+  resolved "https://registry.yarnpkg.com/abitype/-/abitype-0.8.11.tgz#66e1cf2cbf46f48d0e57132d7c1c392447536cc1"
+  integrity sha512-bM4v2dKvX08sZ9IU38IN5BKmN+ZkOSd2oI4a9f0ejHYZQYV6cDr7j+d95ga0z2XHG36Y4jzoG5Z7qDqxp7fi/A==
+
 abort-controller@^3.0.0:
   version "3.0.0"
   resolved "https://registry.npmjs.org/abort-controller/-/abort-controller-3.0.0.tgz"
@@ -9255,6 +9309,11 @@ isobject@^3.0.0, isobject@^3.0.1:
   resolved "https://registry.npmjs.org/isobject/-/isobject-3.0.1.tgz"
   integrity sha512-WhB9zCku7EGTj/HQQRz5aUQEUeoQZH2bWcltRErOpymJ4boYE6wL9Tbr23krRPSZ+C5zqNSrSw+Cc7sZZ4b7vg==
 
+isomorphic-ws@5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/isomorphic-ws/-/isomorphic-ws-5.0.0.tgz#e5529148912ecb9b451b46ed44d53dae1ce04bbf"
+  integrity sha512-muId7Zzn9ywDsyXgTIafTry2sV3nySZeUDe6YedVd1Hvuuep5AsIlqK+XefWpYTyJG5e503F2xIuT2lcU6rCSw==
+
 istanbul-lib-coverage@^3.0.0, istanbul-lib-coverage@^3.2.0:
   version "3.2.0"
   resolved "https://registry.npmjs.org/istanbul-lib-coverage/-/istanbul-lib-coverage-3.2.0.tgz"
@@ -15200,6 +15259,21 @@ video-stream-merger@^4.0.1:
   resolved "https://registry.yarnpkg.com/video-stream-merger/-/video-stream-merger-4.0.1.tgz#b0061251bd211121d1256ccf9e2be9477e59d5cb"
   integrity sha512-VazYSr8tk6S/zkOq5jpR/ryy1HnGxm5XCw+d2Ejpqy1m6d71oZpyFG82dUkgAo7dg/lk3k4TqvJPtuRUtR8URA==
 
+viem@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/viem/-/viem-1.3.0.tgz#99c941e9bcfc62b53ffc5bd7470d7900a00d876c"
+  integrity sha512-gCtachbNPG9G9D7UNuiqLaLf8IFV15FypBrSpXEFeeEczXxI+Jgi9FTwDS+NJLreVrjBeZXQVj1ITTqKpItw4w==
+  dependencies:
+    "@adraffy/ens-normalize" "1.9.0"
+    "@noble/curves" "1.0.0"
+    "@noble/hashes" "1.3.0"
+    "@scure/bip32" "1.3.0"
+    "@scure/bip39" "1.2.0"
+    "@wagmi/chains" "1.6.0"
+    abitype "0.8.11"
+    isomorphic-ws "5.0.0"
+    ws "8.12.0"
+
 vlq@^1.0.0:
   version "1.0.1"
   resolved "https://registry.npmjs.org/vlq/-/vlq-1.0.1.tgz"
@@ -15558,6 +15632,11 @@ ws@7.4.6:
   resolved "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz"
   integrity sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==
 
+ws@8.12.0:
+  version "8.12.0"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-8.12.0.tgz#485074cc392689da78e1828a9ff23585e06cddd8"
+  integrity sha512-kU62emKIdKVeEIOIKVegvqpXMSTAMLJozpHZaJNDYqBjzlSYXQGviYwN1osDLJ9av68qHd4a2oSjd7yD4pacig==
+
 ws@^6.1.4:
   version "6.2.2"
   resolved "https://registry.npmjs.org/ws/-/ws-6.2.2.tgz"