//Create Notification for posting
        private async Task SendNotification(Post post)
        {
            var follows = await _followService.GetBySubjectId(post.OwnerId);

            //Create notification for each follower of Post owner
            foreach (FollowResponse follow in follows)
            {
                var notification = new CreateNotificationRequest
                {
                    //Post Owner
                    ActionOwnerId    = post.OwnerId,
                    NotificationType = NotificationType.Posted,
                    PostId           = post.Id,
                    ReiceiverId      = follow.FollowerId,
                    Created          = DateTime.Now,
                    Status           = Status.Created
                };
                await _notificationService.CreateNotification(notification);

                var connections = await _tracker.GetConnectionForUser(notification.ReiceiverId);

                if (connections != null)
                {
                    await _presenceHub.Clients.Clients(connections).SendAsync("NewNotification", notification);
                }
            }
        }
        public async Task <ActionResult <IEnumerable <FollowResponse> > > GetBySubjectId(int id)
        {
            var followers = await _followService.GetBySubjectId(id);

            foreach (FollowResponse follower in followers)
            {
                var followState = await _followService.GetState(follower.FollowerId, Account.Id);

                follower.isFollower_FollowedByCurrentUser = followState.IsCreated;
            }
            return(Ok(followers));
        }