text: public virtual DescribeEventSubscriptionsResponse DescribeEventSubscriptions(DescribeEventSubscriptionsRequest request){var options = new InvokeOptions();options.RequestMarshaller = DescribeEventSubscriptionsRequestMarshaller.Instance;options.ResponseUnmarshaller = DescribeEventSubscriptionsResponseUnmarshaller.Instance;return Invoke<DescribeEventSubscriptionsResponse>(request, options);}