public async Task <Result <RouteInfo> > GetRouteInfoAsync(string carTagId) { FormUrlEncodedContent content = new FormUrlEncodedContentBuilder() .Add("CarTagId", carTagId) .Build(); HttpClient client = NetUtils.Instance(); HttpResponseMessage respone = await client.PostAsync(NetURL.URL_ROUTE_INFO, content); RouteInfo routeInfo = null; ResponseResult result = NetUtils.ExplainHttpResponce(respone); if (result.StateCode == 200) { routeInfo = RouteInfo.InstanceFormJson(result.Data); } return(Result <RouteInfo> .FromResponseResult(result, routeInfo)); }