public async Task <BaseResponse <StoringResponse> > PostItem(PostRequest param) { var uri = http.GetUri("item", new { }.AsDictionary()); var request = new HttpRequestMessage(HttpMethod.Post, uri) { Content = new FormUrlEncodedContent(param.AsDictionary()) }; var res = await http.SendAsync(request); var a = res.Content.ReadAsStringAsync().Result; return(JsonConvert.DeserializeObject <BaseResponse <StoringResponse> >(a)); }