string token = "";
            string responseBody;
            string serverName = "ql1cwbeta1";

            //initialize web client
            using (WebClient webClient = new WebClient())
            {
                // pull down parameters for body
                string grantType = ConfigurationManager.AppSettings["grant_type"];
                string clientId = ConfigurationManager.AppSettings["client_id"];
                string username = ConfigurationManager.AppSettings["username"];
                string password = ConfigurationManager.AppSettings["password"];
                string authMode = ConfigurationManager.AppSettings["auth_mode"];

                //add parameters in headers
                webClient.Headers.Add("Accept", "application/json");

                // adding parameters in body
                NameValueCollection values = new NameValueCollection
                {
                    {"grant_type", grantType},
                    {"client_id", clientId},
                    {"username", username},
                    {"password", password},
                    {"auth_mode", authMode}
                };

                try
                {
                    byte[] responseBytes = webClient.
                        UploadValues("http://" + serverName + "/CherwellAPI/token?auth_mode=" + authMode + "&api_key=" + clientId, "POST", values);
                    responseBody = Encoding.UTF8.GetString(responseBytes);
                }
                catch (Exception exception)
                {
                    return exception;
                }