private void ExecuteTask()
        {
            if (_longPollServer == null)
            {
                _longPollServer = _getLongPollServer.Get(_sessionInfoRepo.AccessToken);

                if (_getLongPollServer.Exception != null)
                    throw _getLongPollServer.Exception;
            }
                

            if (_longPollServer != null)
            {
                var longPollServerUpdates = _longPollServerRequest.GetUpdates(_longPollServer);

                if (_longPollServerRequest.Exception != null)
                    throw _longPollServerRequest.Exception;

                if (longPollServerUpdates != null && _longPollServerRequest.Ts > 0)
                {
                    _longPollServer.Ts = _longPollServerRequest.Ts;
                    ActionExecutor.RunScenario(_longPollService.UpdateData, longPollServerUpdates);
                }
                else
                {
                    _longPollServer = _getLongPollServer.Get(_sessionInfoRepo.AccessToken);
                }
            }
        }
        /// <summary>
        /// Получает список уведомлений 
        /// </summary>
        /// <param name="longPollServer">Данные LongPollServer</param>
        public ILongPollServerUpdates GetUpdates(ILongPollServer longPollServer)
        {
            if (longPollServer != null)
            {
                var url = string.Format("http://{0}?act=a_check&key={1}&ts={2}&wait=25", longPollServer.Server, longPollServer.Key, longPollServer.Ts);
                var requestBuilder = new RequestBuilder<LongPollServerResult>(null, false);
                var response = requestBuilder.GetResponse(url);

                Exception = requestBuilder.Exception;

                Ts = response.Ts;
                return LongPollServerResultParser.Parse(response);
            }

            return null;
        }