didReceiveMessage not implemented about firebasepushnotificationplugin HOT 3 CLOSED

        public override void RegisteredForRemoteNotifications(UIApplication application, NSData deviceToken)
        {
            #if DEBUG
                    FirebasePushNotificationManager.DidRegisterRemoteNotifications(deviceToken, FirebaseTokenType.Sandbox);
            #endif
            #if RELEASE
                    FirebasePushNotificationManager.DidRegisterRemoteNotifications(deviceToken,FirebaseTokenType.Production);
            #endif

        }

        public override void FailedToRegisterForRemoteNotifications(UIApplication application, NSError error)
        {
            FirebasePushNotificationManager.RemoteNotificationRegistrationFailed(error);

        }
        // To receive notifications in foregroung on iOS 9 and below.
        // To receive notifications in background in any iOS version
        public override void DidReceiveRemoteNotification(UIApplication application, NSDictionary userInfo, Action<UIBackgroundFetchResult> completionHandler)
        {
            // If you are receiving a notification message while your app is in the background,
            // this callback will not be fired 'till the user taps on the notification launching the application.

            // If you disable method swizzling, you'll need to call this method. 
            // This lets FCM track message delivery and analytics, which is performed
            // automatically with method swizzling enabled.
            FirebasePushNotificationManager.DidReceiveMessage(userInfo);
            // Do your magic to handle the notification data
            System.Console.WriteLine(userInfo);
        }

        public override void OnActivated(UIApplication uiApplication)
        {
            FirebasePushNotificationManager.Connect();
           
        }
        public override void DidEnterBackground(UIApplication application)
        {
            // Use this method to release shared resources, save user data, invalidate timers and store the application state.
            // If your application supports background exection this method is called instead of WillTerminate when the user quits.
            FirebasePushNotificationManager.Disconnect();
        }