diff --git a/packages/payment-processor/test/payment/btc-address-based.test.ts b/packages/payment-processor/test/payment/btc-address-based.test.ts
index ba713a293c..e1574de917 100644
--- a/packages/payment-processor/test/payment/btc-address-based.test.ts
+++ b/packages/payment-processor/test/payment/btc-address-based.test.ts
@@ -40,9 +40,6 @@ const validRequest: ClientTypes.IRequestData = {
     type: RequestLogicTypes.CURRENCY.BTC,
     value: '',
   },
-
-  // tslint:disable-next-line:typedef
-  emit: () => true,
   events: [],
   expectedAmount: '10000000',
   extensions: {
@@ -61,8 +58,6 @@ const validRequest: ClientTypes.IRequestData = {
   meta: {
     transactionManagerMeta: {},
   },
-  // tslint:disable-next-line:typedef
-  on: () => null as any,
   pending: null,
   requestId: 'abcd',
   state: RequestLogicTypes.STATE.CREATED,
diff --git a/packages/payment-processor/test/payment/erc20-proxy.test.ts b/packages/payment-processor/test/payment/erc20-proxy.test.ts
index 18aa4c2cd2..3101c124c0 100644
--- a/packages/payment-processor/test/payment/erc20-proxy.test.ts
+++ b/packages/payment-processor/test/payment/erc20-proxy.test.ts
@@ -55,8 +55,6 @@ const validRequest: ClientTypes.IRequestData = {
     value: erc20ContractAddress,
   },
 
-  // tslint:disable-next-line:typedef
-  emit: () => true,
   events: [],
   expectedAmount: '100',
   extensions: {
@@ -75,7 +73,6 @@ const validRequest: ClientTypes.IRequestData = {
   meta: {
     transactionManagerMeta: {},
   },
-  on: () => null as any,
   pending: null,
   requestId: 'abcd',
   state: RequestLogicTypes.STATE.CREATED,
diff --git a/packages/payment-processor/test/payment/eth-input-data.test.ts b/packages/payment-processor/test/payment/eth-input-data.test.ts
index 3ba3f4f44e..83958e88c9 100644
--- a/packages/payment-processor/test/payment/eth-input-data.test.ts
+++ b/packages/payment-processor/test/payment/eth-input-data.test.ts
@@ -47,8 +47,6 @@ const validRequest: ClientTypes.IRequestData = {
     value: '',
   },
 
-  // tslint:disable-next-line:typedef
-  emit: () => true,
   events: [],
   expectedAmount: '1',
   extensions: {
@@ -67,7 +65,6 @@ const validRequest: ClientTypes.IRequestData = {
   meta: {
     transactionManagerMeta: {},
   },
-  on: () => null as any,
   pending: null,
   requestId: 'abcd',
   state: RequestLogicTypes.STATE.CREATED,
diff --git a/packages/request-client.js/src/api/request.ts b/packages/request-client.js/src/api/request.ts
index 6df1c3bdde..285b92cc78 100644
--- a/packages/request-client.js/src/api/request.ts
+++ b/packages/request-client.js/src/api/request.ts
@@ -99,7 +99,7 @@ export default class Request {
    *
    * @returns the request data
    */
-  public waitForConfirmation(): Promise<Types.IRequestData> {
+  public waitForConfirmation(): Promise<Types.IRequestDataWithEvents> {
     return new Promise((resolve): any => this.on('confirmed', resolve));
   }
 
@@ -113,7 +113,7 @@ export default class Request {
   public async accept(
     signerIdentity: IdentityTypes.IIdentity,
     refundInformation?: any,
-  ): Promise<Types.IRequestData> {
+  ): Promise<Types.IRequestDataWithEvents> {
     const extensionsData: any[] = [];
     if (refundInformation) {
       if (!this.paymentNetwork) {
@@ -150,7 +150,7 @@ export default class Request {
   public async cancel(
     signerIdentity: IdentityTypes.IIdentity,
     refundInformation?: any,
-  ): Promise<Types.IRequestData> {
+  ): Promise<Types.IRequestDataWithEvents> {
     const extensionsData: any[] = [];
     if (refundInformation) {
       if (!this.paymentNetwork) {
@@ -190,7 +190,7 @@ export default class Request {
     deltaAmount: RequestLogicTypes.Amount,
     signerIdentity: IdentityTypes.IIdentity,
     refundInformation?: any,
-  ): Promise<Types.IRequestData> {
+  ): Promise<Types.IRequestDataWithEvents> {
     const extensionsData: any[] = [];
     if (refundInformation) {
       if (!this.paymentNetwork) {
@@ -234,7 +234,7 @@ export default class Request {
     deltaAmount: RequestLogicTypes.Amount,
     signerIdentity: IdentityTypes.IIdentity,
     paymentInformation?: any,
-  ): Promise<Types.IRequestData> {
+  ): Promise<Types.IRequestDataWithEvents> {
     const extensionsData: any[] = [];
     if (paymentInformation) {
       if (!this.paymentNetwork) {
@@ -277,7 +277,7 @@ export default class Request {
   public async addPaymentInformation(
     paymentInformation: any,
     signerIdentity: IdentityTypes.IIdentity,
-  ): Promise<Types.IRequestData> {
+  ): Promise<Types.IRequestDataWithEvents> {
     const extensionsData: any[] = [];
 
     if (!this.paymentNetwork) {
@@ -319,7 +319,7 @@ export default class Request {
   public async addRefundInformation(
     refundInformation: any,
     signerIdentity: IdentityTypes.IIdentity,
-  ): Promise<Types.IRequestData> {
+  ): Promise<Types.IRequestDataWithEvents> {
     const extensionsData: any[] = [];
 
     if (!this.paymentNetwork) {
@@ -363,7 +363,7 @@ export default class Request {
     amount: string,
     note: string,
     signerIdentity: IdentityTypes.IIdentity,
-  ): Promise<Types.IRequestData> {
+  ): Promise<Types.IRequestDataWithEvents> {
     const extensionsData: any[] = [];
 
     if (!this.paymentNetwork) {
@@ -415,7 +415,7 @@ export default class Request {
     amount: string,
     note: string,
     signerIdentity: IdentityTypes.IIdentity,
-  ): Promise<Types.IRequestData> {
+  ): Promise<Types.IRequestDataWithEvents> {
     const extensionsData: any[] = [];
 
     if (!this.paymentNetwork) {
@@ -470,7 +470,7 @@ export default class Request {
     amount: string,
     note: string,
     signerIdentity: IdentityTypes.IIdentity,
-  ): Promise<Types.IRequestData> {
+  ): Promise<Types.IRequestDataWithEvents> {
     const extensionsData: any[] = [];
 
     if (!this.paymentNetwork) {
@@ -525,7 +525,7 @@ export default class Request {
     amount: string,
     note: string,
     signerIdentity: IdentityTypes.IIdentity,
-  ): Promise<Types.IRequestData> {
+  ): Promise<Types.IRequestDataWithEvents> {
     const extensionsData: any[] = [];
 
     if (!this.paymentNetwork) {
@@ -573,7 +573,7 @@ export default class Request {
    *
    * @returns The updated request data
    */
-  public getData(): Types.IRequestData {
+  public getData(): Types.IRequestDataWithEvents {
     let requestData: RequestLogicTypes.IRequest = Utils.deepCopy(this.requestData);
 
     let pending = Utils.deepCopy(this.pendingData);
@@ -602,7 +602,7 @@ export default class Request {
    */
   public async refresh(
     requestAndMeta?: RequestLogicTypes.IReturnGetRequestFromId,
-  ): Promise<Types.IRequestData> {
+  ): Promise<Types.IRequestDataWithEvents> {
     if (!requestAndMeta) {
       requestAndMeta = await this.requestLogic.getRequestFromId(this.requestId);
     }
diff --git a/packages/request-client.js/test/index.test.ts b/packages/request-client.js/test/index.test.ts
index ff6bbb2b74..ba48c049fc 100644
--- a/packages/request-client.js/test/index.test.ts
+++ b/packages/request-client.js/test/index.test.ts
@@ -435,7 +435,7 @@ describe('index', () => {
     expect(data.state).to.equal(RequestLogicTypes.STATE.PENDING);
     expect(data.pending?.state).to.equal(RequestLogicTypes.STATE.CREATED);
 
-    const dataConfirmed: Types.IRequestData = await new Promise((resolve): any =>
+    const dataConfirmed: Types.IRequestDataWithEvents = await new Promise((resolve): any =>
       request.on('confirmed', resolve),
     );
     expect(dataConfirmed.state).to.equal(RequestLogicTypes.STATE.CREATED);
@@ -471,7 +471,7 @@ describe('index', () => {
     expect(data.state).to.equal(RequestLogicTypes.STATE.PENDING);
     expect(data.pending?.state).to.equal(RequestLogicTypes.STATE.CREATED);
 
-    const dataConfirmed: Types.IRequestData = await new Promise((resolve): any =>
+    const dataConfirmed: Types.IRequestDataWithEvents = await new Promise((resolve): any =>
       request.on('confirmed', resolve),
     );
     expect(dataConfirmed.state).to.equal(RequestLogicTypes.STATE.CREATED);
@@ -978,7 +978,7 @@ describe('index', () => {
       expect(acceptResult.state).to.equal(RequestLogicTypes.STATE.CREATED);
       expect(acceptResult.pending?.state).to.equal(RequestLogicTypes.STATE.ACCEPTED);
 
-      const dataConfirmed: Types.IRequestData = await new Promise((resolve): any =>
+      const dataConfirmed: Types.IRequestDataWithEvents = await new Promise((resolve): any =>
         acceptResult.on('confirmed', resolve),
       );
       expect(dataConfirmed.state).to.equal(RequestLogicTypes.STATE.ACCEPTED);
@@ -1090,7 +1090,7 @@ describe('index', () => {
 
       const acceptResult = await fetchedRequest.accept(payerIdentity);
 
-      let dataConfirmed: Types.IRequestData = await new Promise((resolve): any =>
+      let dataConfirmed: Types.IRequestDataWithEvents = await new Promise((resolve): any =>
         acceptResult.on('confirmed', resolve),
       );
       expect(dataConfirmed.state).to.equal(RequestLogicTypes.STATE.ACCEPTED);
diff --git a/packages/types/src/client-types.ts b/packages/types/src/client-types.ts
index aa3d1c5626..bb466ece4e 100644
--- a/packages/types/src/client-types.ts
+++ b/packages/types/src/client-types.ts
@@ -16,7 +16,10 @@ export interface IRequestData extends Omit<RequestLogic.IRequest, 'currency'> {
   contentData: any;
   currencyInfo: RequestLogic.ICurrency;
   pending: RequestLogic.IPendingRequest | null;
+}
 
+/** Interface request data with event emitter and subscriber */
+export interface IRequestDataWithEvents extends IRequestData {
   on: <K extends keyof IRequestEvents>(event: K, listener: IRequestEvents[K]) => this;
   emit: <K extends keyof IRequestEvents>(
     event: K,
@@ -46,5 +49,5 @@ export interface IRequestInfo {
 
 /** Events types risen by a request */
 export interface IRequestEvents {
-  confirmed: (requestData: IRequestData) => void;
+  confirmed: (requestData: IRequestDataWithEvents) => void;
 }