//OnConnected event we are
        //Binding all the requested client into a list
        public override Task OnConnected()
        {
            //Creating UserConnection object
            UserConnection objUserConnection = new UserConnection();
            //Assigning UserName from a queryString
            objUserConnection.UserName = Context.Request.QueryString["UserName"].ToString();
            //Assigning ConnectionId
            objUserConnection.ConnectionID = Context.ConnectionId;
            //Adding object into list
            _listUserConnetion.Add(objUserConnection);
            if (_listUserConnetion != null)
            {
                //Sending data to connected cliets
                SendData(objUserConnection.ConnectionID);
            }
            return base.OnConnected();
        }

        //OnDisconnected we will remove connectionId
        //From UserConnection list
        //It takes near around 35 seconds to call OnDisconnect
        public override Task OnDisconnected(bool stopCalled)
        {
            if (!stopCalled)
            {
                //Finding Connection based on ConnectionId
                var userToBeRemove = _listUserConnetion.Find(o => o.ConnectionID == Context.ConnectionId);
                //Removing object from list
                _listUserConnetion.Remove(userToBeRemove);
            }
            return base.OnDisconnected(false);
        }

        //OnReconnect Signalr send the data to user
        public override Task OnReconnected()
        {
            //Check if UserExist
            var checkUserIsExists = _listUserConnetion.Find(o => o.ConnectionID == Context.ConnectionId);
            if (checkUserIsExists != null)
            {
                //Send the data
                SendData(checkUserIsExists.ConnectionID);
            }
            return base.OnReconnected();
        }