public void Apply(FirebaseTokenAdded evt)
        {
            var ft = new FirebaseTokenAndNotificationTypeId(evt.FirebaseToken, evt.NotificationTypeId);

            if (_firebaseTokenAndNotificationTypeIds.Contains(ft) == false)
            {
                _firebaseTokenAndNotificationTypeIds.Add(ft);
            }
        }
        public void AddToken(string fireBaseToke, string notificationTypeId)
        {
            var ft = new FirebaseTokenAndNotificationTypeId(fireBaseToke, notificationTypeId);

            if (_firebaseTokenAndNotificationTypeIds.Contains(ft) == false)
            {
                var evt = new FirebaseTokenAdded(PersonalNumber, fireBaseToke, notificationTypeId);
                Publish(evt);
            }
        }