Firebase RegisteredForRemoteNotifications iOS

.cs

public override void RegisteredForRemoteNotifications(UIApplication application, NSData deviceToken)
        {

            // Get current device token
            var DeviceToken = deviceToken.Description;
            if (!string.IsNullOrWhiteSpace(DeviceToken))
            {
                DeviceToken = DeviceToken.Trim('<').Trim('>');
                CrossFirebasePushNotification.Current.Subscribe("Ecopulse_news");
                CrossFirebasePushNotification.Current.Subscribe("Ecopulse_ios");
            }

#if DEBUG
            FirebasePushNotificationManager.DidRegisterRemoteNotifications(deviceToken, FirebaseTokenType.Sandbox);
            System.Console.WriteLine("DeviceToken : " + DeviceToken);
            TokenUpdate(DeviceToken);
#endif
#if RELEASE
            FirebasePushNotificationManager.DidRegisterRemoteNotifications(deviceToken,FirebaseTokenType.Production);
            System.Console.WriteLine("DeviceToken : " + DeviceToken);
            TokenUpdate(DeviceToken);
#endif

        }