diff --git a/src/domain/entities/message.ts b/src/domain/entities/message.ts
index 44d1bc6..815ba1f 100644
--- a/src/domain/entities/message.ts
+++ b/src/domain/entities/message.ts
@@ -14,3 +14,6 @@ export interface Message {
 }
 
 export type OnMessageCallback = (message: Message) => void
+
+// TODO(KAN-16): implementar critérios da task no fluxo backend.
+// Brief: Fazer um teste na api criar um aquivo de log para "Hello world"