diff --git a/src/fireblocks-sdk.ts b/src/fireblocks-sdk.ts
index 1ad2fdf1..ee7ad4ba 100644
--- a/src/fireblocks-sdk.ts
+++ b/src/fireblocks-sdk.ts
@@ -23,7 +23,7 @@ import {
     ExecuteTermArgs,
     CreateTransferTicketResponse,
     EstimateTransactionFeeResponse,
-    EstimateFeeResponse
+    EstimateFeeResponse, PublicKeyInfoArgs, PublicKeyInfoForVaultAccountArgs
 } from "./types";
 
 export * from "./types";
@@ -594,11 +594,41 @@ export class FireblocksSDK {
     }
 
     /**
-     * Set the required number of confirmtations for transactions by tx hash
+     * Set the required number of confirmations for transactions by tx hash
      * @param txHash
      * @param requiredConfirmationsNumber
      */
     public async setConfirmationThresholdForTxHash(txHash: string, requiredConfirmationsNumber: number) {
         return await this.apiClient.issuePostRequest(`/v1/txHash/${txHash}/set_confirmation_threshold`, {numOfConfirmations: requiredConfirmationsNumber});
     }
+
+    /**
+     * Get the public key information
+     * @param args
+     */
+    public async getPublicKeyInfo(args: PublicKeyInfoArgs) {
+        let url = `/v1/vault/public_key_info`;
+        if (args.algorithm) {
+            url += `?algorithm=${args.algorithm}`;
+        }
+        if (args.derivationPath) {
+            url += `&derivationPath=${args.derivationPath}`;
+        }
+        if (args.compressed) {
+            url += `&compressed=${args.compressed}`;
+        }
+        return await this.apiClient.issueGetRequest(url);
+    }
+
+    /**
+     * Get the public key information for a vault account
+     * @param args
+     */
+    public async getPublicKeyInfoForVaultAccount(args: PublicKeyInfoForVaultAccountArgs) {
+        let url = `/v1/vault/accounts/${args.vaultAccountId}/${args.assetId}/${args.change}/${args.addressIndex}/public_key_info`;
+        if (args.compressed) {
+            url += `?compressed=${args.compressed}`;
+        }
+        return await this.apiClient.issueGetRequest(url);
+    }
 }
diff --git a/src/types.ts b/src/types.ts
index 26da5285..027e422b 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -73,8 +73,8 @@ export interface EstimatedTransactionFee {
 }
 
 export interface TransferPeerPath {
-    type: PeerType;
-    id: string;
+    type?: PeerType;
+    id?: string;
 }
 
 interface DestinationTransferPeerPath {
@@ -104,11 +104,29 @@ export interface GenerateAddressResponse {
     legacyAddress?: string;
 }
 
+export enum SigningAlgorithm {
+    MPC_ECDSA_SECP256K1 = "MPC_ECDSA_SECP256K1",
+    MPC_ECDSA_SECP256R1 = "MPC_ECDSA_SECP256R1",
+    MPC_EDDSA_ED25519 = "MPC_EDDSA_ED25519"
+}
+
+export interface RawMessageData {
+    messages: RawMessage[];
+    algorithm?: SigningAlgorithm;
+}
+
+export interface RawMessage {
+    content: string;
+    bip44addressIndex?: number;
+    bip44change?: number;
+    derivationPath?: number[];
+}
+
 export interface TransactionArguments {
-    assetId: string;
-    source: TransferPeerPath;
+    assetId?: string;
+    source?: TransferPeerPath;
     destination?: DestinationTransferPeerPath;
-    amount: number | string;
+    amount?: number | string;
     operation?: TransactionOperation;
     fee?: number;
     gasPrice?: number;
@@ -117,6 +135,9 @@ export interface TransactionArguments {
     networkStaking?: number;
     autoStaking?: boolean;
     customerRefId?: string;
+    extraParameters?: {
+        rawMessageData: RawMessageData;
+    };
 }
 
 export interface ExchangeResponse {
@@ -181,6 +202,20 @@ export interface TransactionResponse {
         provider: string;
         payload: any;
     };
+    signedMessages?: SignedMessageResponse[];
+}
+
+export interface SignedMessageResponse {
+    content: string;
+    algorithm: string;
+    derivationPath: string;
+    signature: {
+        fullSig: string;
+        r?: string;
+        s?: string;
+        v?: number;
+    };
+    publicKey: string;
 }
 
 export interface CancelTransactionResponse {
@@ -266,7 +301,8 @@ export enum TransactionOperation {
     MINT = "MINT",
     BURN = "BURN",
     SUPPLY_TO_COMPOUND = "SUPPLY_TO_COMPOUND",
-    REDEEM_FROM_COMPOUND = "REDEEM_FROM_COMPOUND"
+    REDEEM_FROM_COMPOUND = "REDEEM_FROM_COMPOUND",
+    RAW = "RAW"
 }
 
 export interface CreateTransferTicketArgs {
@@ -325,3 +361,17 @@ export interface ExecuteTermArgs {
 export interface CreateTransferTicketResponse {
     ticketId: string;
 }
+
+export interface PublicKeyInfoArgs {
+    algorithm?: string;
+    derivationPath?: string;
+    compressed?: boolean;
+}
+
+export interface PublicKeyInfoForVaultAccountArgs {
+    assetId: string;
+    vaultAccountId: number;
+    change: number;
+    addressIndex: number;
+    compressed?: boolean;
+}
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