public void TestUpdateRiskSettings()
        {
            var riskSetting = new RiskSetting()
            {
                avsEnabled = false,
                cvcEnabled = true
            };

            _settingsService.UpdateRiskSettings(MerchantId, riskSetting);

            var settings = _settingsService.GetSettings(MerchantId);
            Assert.AreEqual(false, settings.riskSetting.avsEnabled);
            Assert.AreEqual(true, settings.riskSetting.cvcEnabled);

            riskSetting = new RiskSetting()
            {
                avsEnabled = true,
                cvcEnabled = false
            };
            _settingsService.UpdateRiskSettings(MerchantId, riskSetting);

            settings = _settingsService.GetSettings(MerchantId);
            Assert.AreEqual(true, settings.riskSetting.avsEnabled);
            Assert.AreEqual(false, settings.riskSetting.cvcEnabled);
        }
 /// <summary>
 /// 
 /// </summary>
 /// <param name="merchantId"></param>
 /// <param name="riskSettings"></param>
 public void UpdateRiskSettings(string merchantId, RiskSetting riskSettings)
 {
     var url = String.Format("{0}/merchants/{1}/settings/riskSettings", _baseUrl, merchantId);
     Http.Put<RiskSetting, RiskSetting>(url, riskSettings);
 }