diff --git a/src/lib/StringPay.d.ts b/src/lib/StringPay.d.ts
index 3bd9086..3c2e969 100644
--- a/src/lib/StringPay.d.ts
+++ b/src/lib/StringPay.d.ts
@@ -1,5 +1,5 @@
 export interface StringPayload {
-    name: string;
+    assetName: string;
     collection?: string;
     currency: string;
     price: number;
diff --git a/src/lib/StringPay.ts b/src/lib/StringPay.ts
index 5f786ba..b26d10d 100644
--- a/src/lib/StringPay.ts
+++ b/src/lib/StringPay.ts
@@ -1,7 +1,7 @@
 import { createServices, type Services } from "./services";
 
 export interface StringPayload {
-    name: string;
+    assetName: string;
     collection?: string;
     currency: string;
     price: number;
diff --git a/src/lib/services/apiClient.service.ts b/src/lib/services/apiClient.service.ts
index ec2b480..c7dfde7 100644
--- a/src/lib/services/apiClient.service.ts
+++ b/src/lib/services/apiClient.service.ts
@@ -145,10 +145,10 @@ export function createApiClient({ baseUrl, apiKey }: ApiClientOptions): ApiClien
         }
     }
 
-    async function getQuote(payload: QuoteRequestPayload) {
+    async function getQuote(payload: TransactionRequest) {
         try {
             const request = () => httpClient.post(`/quotes`, payload);
-            const { data } = await authInterceptor<{ data: TransactPayload }>(request);
+            const { data } = await authInterceptor<{ data: Quote }>(request);
 
             return data;
         } catch (e: any) {
@@ -157,9 +157,9 @@ export function createApiClient({ baseUrl, apiKey }: ApiClientOptions): ApiClien
         }
     }
 
-    async function transact(transactPayload: TransactPayload) {
+    async function transact(payload: ExecutionRequest) {
         try {
-            const request = () => httpClient.post(`/transactions`, transactPayload);
+            const request = () => httpClient.post(`/transactions`, payload);
             const { data } = await authInterceptor<{
                 data: TransactionResponse;
             }>(request);
@@ -225,8 +225,8 @@ export interface ApiClient {
     refreshToken: (walletAddress: string) => Promise<AuthResponse>;
     logoutUser: () => Promise<void>;
     getUserStatus: (userId: string) => Promise<{ status: string }>;
-    getQuote: (payload: QuoteRequestPayload) => Promise<TransactPayload>;
-    transact: (quote: TransactPayload) => Promise<TransactionResponse>;
+    getQuote: (request: TransactionRequest) => Promise<Quote>;
+    transact: (request: ExecutionRequest) => Promise<TransactionResponse>;
     setWalletAddress: (walletAddress: string) => void;
 }
 
@@ -272,26 +272,42 @@ export interface VisitorData {
     requestId?: string;
 }
 
-export interface Quote {
+export interface TransactionRequest {
+    userAddress: string;
+    assetName: string;
+    chainID: number;
+    contractAddress: string;
+    contractFunction: string;
+    contractReturn: string;
+    contractParameters: string[];
+    txValue: string;
+    gasLimit: string;
+}
+
+export interface Estimate {
     timestamp: number;
     baseUSD: string;
     gasUSD: string;
     tokenUSD: string;
     serviceUSD: string;
     totalUSD: string;
+}
+
+export interface Quote {
+    transactionRequest: TransactionRequest;
+    estimate: Estimate;
     signature: string;
 }
 
-export interface TransactPayload extends Quote {
-    userAddress: string;
-    chainID: number;
-    contractAddress: string;
-    contractFunction: string;
-    contractReturn: string;
-    contractParameters: string[];
-    txValue: string;
-    gasLimit: string;
-    cardToken: string;
+export interface PaymentInfo {
+    cardToken?: string;
+    cardId?: string;
+    cvv?: string;
+}
+
+export interface ExecutionRequest {
+    quote: Quote;
+    paymentInfo: PaymentInfo;
 }
 
 export interface TransactionResponse {
@@ -299,17 +315,6 @@ export interface TransactionResponse {
     txUrl: string;
 }
 
-export interface QuoteRequestPayload {
-    chainID: number;
-    userAddress: string;
-    contractAddress: string;
-    contractFunction: string;
-    contractReturn: string;
-    contractParameters: string[];
-    txValue: string;
-    gasLimit: string;
-}
-
 export interface ApiClientOptions {
     baseUrl: string;
     apiKey: string;
diff --git a/src/lib/services/events.service.ts b/src/lib/services/events.service.ts
index c1892e0..e0a6a5d 100644
--- a/src/lib/services/events.service.ts
+++ b/src/lib/services/events.service.ts
@@ -1,5 +1,5 @@
 import type { StringPay, StringPayload } from "../StringPay";
-import type { ApiClient, QuoteRequestPayload, TransactPayload, User, UserUpdate } from "./apiClient.service";
+import type { ApiClient, ExecutionRequest, TransactionRequest, Quote, PaymentInfo, User, UserUpdate } from "./apiClient.service";
 import type { AuthService } from "./auth.service";
 import type { LocationService } from "./location.service";
 import type { QuoteService } from "./quote.service";
@@ -188,9 +188,9 @@ export function createEventsService(iframeUrl: string, authService: AuthService,
     async function onQuoteStart(event: StringEvent, { frame, payload }: StringPay) {
         if (!frame) throw new Error("Iframe not ready");
 
-        const quotePayload = <QuoteRequestPayload>payload;
+        const quotePayload = <TransactionRequest>payload;
 
-        const callback = (quote: TransactPayload) => sendEvent(frame, Events.QUOTE_CHANGED, { quote });
+        const callback = (quote: Quote) => sendEvent(frame, Events.QUOTE_CHANGED, { quote });
         quoteService.startQuote(quotePayload, callback);
     }
 
@@ -202,7 +202,10 @@ export function createEventsService(iframeUrl: string, authService: AuthService,
         if (!frame) throw new Error("Iframe not ready");
 
         try {
-            const data = <TransactPayload>event.data;
+            let paymentInfo = <PaymentInfo>{};
+            paymentInfo.cardToken = event.data.cardToken;
+            let data = <ExecutionRequest>event.data;
+            data.paymentInfo = paymentInfo;
             const txHash = await apiClient.transact(data);
             sendEvent(frame, Events.RECEIVE_CONFIRM_TRANSACTION, txHash);
         } catch (error: any) {
@@ -233,7 +236,7 @@ export function createEventsService(iframeUrl: string, authService: AuthService,
 // Parse payload before sending it to the iframe
 function createIframePayload(payload: StringPayload, _user: User | null): IframePayload {
     const nft: NFT = {
-        name: payload.name,
+        assetName: payload.assetName,
         price: payload.price,
         currency: payload.currency,
         collection: payload.collection ?? "",
@@ -263,7 +266,7 @@ export interface StringEvent {
 }
 
 export interface NFT {
-    name: string;
+    assetName: string;
     price: number;
     currency: string;
     collection?: string;
diff --git a/src/lib/services/quote.service.ts b/src/lib/services/quote.service.ts
index ed3deb9..c549250 100644
--- a/src/lib/services/quote.service.ts
+++ b/src/lib/services/quote.service.ts
@@ -1,9 +1,9 @@
-import type { ApiClient, QuoteRequestPayload, TransactPayload } from './apiClient.service';
+import type { ApiClient, TransactionRequest, Quote } from './apiClient.service';
 
 export function createQuoteService(apiClient: ApiClient): QuoteService {
 	let interval: NodeJS.Timer | undefined;
 
-	async function startQuote(payload: QuoteRequestPayload, callback: (payload: TransactPayload) => void) {
+	async function startQuote(payload: TransactionRequest, callback: (payload: Quote) => void) {
 		refreshQuote(payload, callback);
 
 		if (interval) {
@@ -18,7 +18,7 @@ export function createQuoteService(apiClient: ApiClient): QuoteService {
 		interval = undefined;
 	}
 
-	async function refreshQuote(payload: QuoteRequestPayload, callback: (payload: TransactPayload) => void) {
+	async function refreshQuote(payload: TransactionRequest, callback: (payload: Quote) => void) {
 		try {
 			const quote = await apiClient.getQuote(payload);
 			callback(quote);
@@ -35,7 +35,7 @@ export function createQuoteService(apiClient: ApiClient): QuoteService {
 }
 
 export interface QuoteService {
-	startQuote: (payload: QuoteRequestPayload, callback: (payload: TransactPayload) => void) => Promise<void>;
+	startQuote: (payload: TransactionRequest, callback: (payload: Quote) => void) => Promise<void>;
 	stopQuote: () => void;
-	refreshQuote: (payload: QuoteRequestPayload, callback: (payload: TransactPayload) => void) => Promise<void>;
+	refreshQuote: (payload: TransactionRequest, callback: (payload: Quote) => void) => Promise<void>;
 }
\ No newline at end of file
diff --git a/src/routes/+page.svelte b/src/routes/+page.svelte
index ad98bb5..e8b28ce 100644
--- a/src/routes/+page.svelte
+++ b/src/routes/+page.svelte
@@ -14,7 +14,7 @@
 	const STR_NFT_SRC = `${IPFS_GATEWAY}${IPFS_CID}/Demo_Character_1.png`
 
 	$: payload = {
-		name: "String Test NFT [AVAX]",
+		assetName: "String Test NFT [AVAX]",
 		collection: "String Demo",
 		imageSrc: STR_NFT_SRC,
 		imageAlt: "String NFT",
diff --git a/src/test/mock.ts b/src/test/mock.ts
index 9882beb..957e3f7 100644
--- a/src/test/mock.ts
+++ b/src/test/mock.ts
@@ -3,7 +3,7 @@ import type { StringPayload } from '../lib/StringPay';
 const userAddr = "0x000000"
 
 export const testPayload: StringPayload = {
-	name: "String Demo NFT",
+	assetName: "String Demo NFT",
 	collection: "String Demo",
 	imageSrc: "https://gateway.pinata.cloud/ipfs/bafybeibtmy26mac47n5pp6srds76h74riqs76erw24p5yvdhmwu7pxlcx4/STR_Logo_1.png",
 	imageAlt: "NFT",