diff --git a/src/pages/chat/chat.ts b/src/pages/chat/chat.ts
index 63f6e7c..f77aa5c 100755
--- a/src/pages/chat/chat.ts
+++ b/src/pages/chat/chat.ts
@@ -11,7 +11,7 @@ import { messagesMock as initialMessagesMock, messagesMock } from '../../mocks/m
 import { membersMock } from '../../mocks/mock-signature/membersMocks';
 import { ApiReturn, Device, Member } from '../../../pkg/sdk_client';
 import { 
-    Message, 
+  
     DocumentSignature, 
         } from '../../models/signature.models';
 import { messageStore } from '../../utils/messageMock';
@@ -29,6 +29,14 @@ interface LocalNotification {
     time: string;
 }
 
+interface Message {
+    content: string;
+    content_type: "text" | "file";
+    created_at: number;
+    sender: string [];
+    recipient: string;
+}
+
 
 export function initChat() {
     const chatElement = document.createElement('chat-element');