common/API-Call-Flow-(Web).md

@@ -16,7 +16,7 @@ evt:onRequestQueued -->evt:onUserNotFound
 evt:onUserNotFound --> End
 evt:onUserFound-->api:sendUserMessageV2
 api:sendUserMessageV2 --> evt:onUserMessage
-evt:onUserMessage-->api:end
+evt:onUserMessage-->api:End
 
 api:start-->evt:onStartFailed
 evt:onStartFailed --> End