public HttpResponseMessage GetPersonalNonce()
        {
            ATISMobileWebApi WebAPi = new ATISMobileWebApi();
            try
            {
                //تایید اعتبار کلاینت
                WebAPi.AuthenticateClientGetPersonalNonce(Request);

                var InstanceConfiguration = new R2CoreInstanceConfigurationManager();
                var InstanceSoftwareusers = new R2CoreInstanseSoftwareUsersManager();
                var InstanceAES = new AESAlgorithmsManager();
                var Content = JsonConvert.DeserializeObject<string>(Request.Content.ReadAsStringAsync().Result);
                var MobileNumber = InstanceAES.Decrypt(Content.Split(';')[0], InstanceConfiguration.GetConfigString(R2CoreConfigurations.PublicSecurityConfiguration, 3));
                var NSSSoftwareuser = WebAPi.GetNSSSoftwareUser(Request);
                var PersonalNonce = InstanceSoftwareusers.GetPersonalNonceforSoftwareUser(NSSSoftwareuser);
                InvalidateCaptcha(Request);
                HttpResponseMessage response = Request.CreateResponse(HttpStatusCode.OK);
                response.Content = new StringContent(JsonConvert.SerializeObject(PersonalNonce), Encoding.UTF8, "application/json");
                return response;
            }
            catch (Exception ex)
            {
                InvalidateCaptcha(Request);
                return WebAPi.CreateErrorContentMessage(ex);
            }
        }