text: public virtual RevokeCacheSecurityGroupIngressResponse RevokeCacheSecurityGroupIngress(RevokeCacheSecurityGroupIngressRequest request){var options = new InvokeOptions();options.RequestMarshaller = RevokeCacheSecurityGroupIngressRequestMarshaller.Instance;options.ResponseUnmarshaller = RevokeCacheSecurityGroupIngressResponseUnmarshaller.Instance;return Invoke<RevokeCacheSecurityGroupIngressResponse>(request, options);}