private static void Main(string[] args) { try { CreateAppConfig(); var apiServiceUrl = "http://localhost:24003/"; var timestamp = UnixEpochHelper.GetCurrentUnixTimestamp().TotalMilliseconds .ToString(CultureInfo.InvariantCulture); var nonce = new Random().NextDouble().ToString(CultureInfo.InvariantCulture); var signature = SignatureHelper.Create(_appSecret, timestamp, nonce); var appended = $"&signature={signature}×tamp={timestamp}&nonce={nonce}&appid={_appId}"; var queryUrl = apiServiceUrl + "api/Account/GetToken?userId=2c96ff542072420bc8d33bdd73bb9488&passWord=0000" + appended; var responeText = SimulateWebRequest.Post(queryUrl, null); Console.WriteLine(responeText); } catch (Exception ex) { Console.WriteLine(ex.Message); } finally { Console.ReadLine(); } }