HttpClient post提交数据，返回json

// string data = "{\"uid\":515,\"timestamp\":\"2018 - 5 - 25 19:05:00\",\"encode\":\"3A19E9D6EAFF2FA9160ED6981EB522E1\"}";

        /// <summary>

        /// 与适当性认证相关的客户信息   XXXXXXXXXXXXXXX

        /// </summary>

        /// <param name="pid"> aid(管理人的id)</param>

        public async static void GetSpeUser(string aid)

        {

            if (string.IsNullOrEmpty(aid))

                return;

            string date = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");

            var encode = string.Format("aid:{0},timestamp:{1},Appid:{2},Appkey:{3}", aid, date, Configs.SimpleBeautifulAppid, Configs.SimpleBeautifulAppkey).ToUpper();

            encode = GeneralHelper.CreateMD5(encode);

            Models.ManUserModel model = new Models.ManUserModel();

            model.aid = aid;

            model.timestamp = date;

            model.encode = encode;

            var handler = new HttpClientHandler() { AutomaticDecompression = DecompressionMethods.GZip };

            using (var client = new HttpClient(handler))

            {

                AppUser appuser = new AppUser();

                var content = new StringContent(JsonConvert.SerializeObject(model));

                content.Headers.ContentType = System.Net.Http.Headers.MediaTypeHeaderValue.Parse("application/json");

                var url = string.Format("{0}/{1}", "http://qsl.hffss.com/xem", "getSpeUser");

                client.Timeout = TimeSpan.FromSeconds(100);

                var response = await client.PostAsync(url, content);

                //确保HTTP成功状态值

                response.EnsureSuccessStatusCode();

                //await异步读取最后的JSON（注意此时gzip已经被自动解压缩了，因为上面的AutomaticDecompression = DecompressionMethods.GZip）

                var  responseString = await response.Content.ReadAsStringAsync();

                //Console.WriteLine(await response.Content.ReadAsStringAsync());

                //var response = await client.PostAsync(url, content);

                //Stream stream = await response.Content.ReadAsStreamAsync();

                //StreamReader readStream = new StreamReader(stream, Encoding.UTF8);

                //string SourceCode = readStream.ReadToEnd();

                //var response = await client.PostAsync(url, content);

                //var responseString = await response.Content.ReadAsStringAsync();

                //var list = JsonConvert.DeserializeObject<AppUser>(responseString);

            }

        }