public override IWorkResponseMessageBase OnEvent_ClickRequest(RequestMessageEvent_Click requestMessage)
        {
            var responseMessage = this.CreateResponseMessage <ResponseMessageText>();
            var result          = _workManager.ClickEventMessageHandler(requestMessage.FromUserName, requestMessage.EventKey);

            if (result.Item1)
            {
                responseMessage.Content = "系统已受理 " + requestMessage.EventKey;
                if (result.Item2 != null)
                {
                    _context.Clients.All.SendAsync("getMessage", result.Item2);
                }
            }
            else
            {
                responseMessage.Content = result.Item2;
            }
            return(responseMessage);
        }