diff --git a/src/app/testmessenger/testmessenger.component.ts b/src/app/testmessenger/testmessenger.component.ts
index 06c6e7a..95a83cc 100644
--- a/src/app/testmessenger/testmessenger.component.ts
+++ b/src/app/testmessenger/testmessenger.component.ts
@@ -7,7 +7,7 @@ import { WebSocketService } from '../services/websocket.service';
   styleUrls: ['./testmessenger.component.scss']
 })
 export class TestmessengerComponent implements OnInit {
-  messageStr = `{"key": "",\n"data": {}}`;
+  messageStr = `{\n  "key": "",\n  "data": {},\n  "trigger": ""\n}`;
 
   constructor(private webSocketService: WebSocketService) {}