diff --git a/backend/src/controllers/ApiController.ts b/backend/src/controllers/ApiController.ts
index 2c553b8..66d72f1 100644
--- a/backend/src/controllers/ApiController.ts
+++ b/backend/src/controllers/ApiController.ts
@@ -4,6 +4,7 @@ import AppError from "../errors/AppError";
 import GetDefaultWhatsApp from "../helpers/GetDefaultWhatsApp";
 import SetTicketMessagesAsRead from "../helpers/SetTicketMessagesAsRead";
 import Message from "../models/Message";
+import Whatsapp from "../models/Whatsapp";
 import CreateOrUpdateContactService from "../services/ContactServices/CreateOrUpdateContactService";
 import FindOrCreateTicketService from "../services/TicketServices/FindOrCreateTicketService";
 import ShowTicketService from "../services/TicketServices/ShowTicketService";
@@ -13,6 +14,10 @@ import GetProfilePicUrl from "../services/WbotServices/GetProfilePicUrl";
 import SendWhatsAppMedia from "../services/WbotServices/SendWhatsAppMedia";
 import SendWhatsAppMessage from "../services/WbotServices/SendWhatsAppMessage";
 
+type WhatsappData = {
+  whatsappId: number;
+}
+
 type MessageData = {
   body: string;
   fromMe: boolean;
@@ -25,7 +30,7 @@ interface ContactData {
 }
 
 const createContact = async (
-  userId: number,
+  whatsappId: number | undefined,
   newContact: string
 ) => {
   await CheckIsValidContact(newContact);
@@ -45,11 +50,21 @@ const createContact = async (
 
   const contact = await CreateOrUpdateContactService(contactData);
 
-  const defaultWhatsapp = await GetDefaultWhatsApp(userId);
+  let whatsapp:Whatsapp | null;
+
+  if(whatsappId === undefined) {
+    whatsapp = await GetDefaultWhatsApp();
+  } else {
+    whatsapp = await Whatsapp.findByPk(whatsappId);
+
+    if(whatsapp === null) {
+      throw new AppError(`whatsapp #${whatsappId} not found`);
+    }
+  }
 
   const createTicket = await FindOrCreateTicketService(
     contact,
-    defaultWhatsapp.id,
+    whatsapp.id,
     1
   );
 
@@ -62,6 +77,7 @@ const createContact = async (
 
 export const index = async (req: Request, res: Response): Promise<Response> => {
   const newContact: ContactData = req.body;
+  const { whatsappId }: WhatsappData = req.body;
   const { body, quotedMsg }: MessageData = req.body;
   const medias = req.files as Express.Multer.File[];
 
@@ -79,8 +95,7 @@ export const index = async (req: Request, res: Response): Promise<Response> => {
     throw new AppError(err.message);
   }
 
-  const userId:number = parseInt(req.user.id);
-  const contactAndTicket = await createContact(userId, newContact.number);
+  const contactAndTicket = await createContact(whatsappId, newContact.number);
 
   if (medias) {
     await Promise.all(