text: public virtual CancelReservedInstancesListingResponse CancelReservedInstancesListing(CancelReservedInstancesListingRequest request){var options = new InvokeOptions();options.RequestMarshaller = CancelReservedInstancesListingRequestMarshaller.Instance;options.ResponseUnmarshaller = CancelReservedInstancesListingResponseUnmarshaller.Instance;return Invoke<CancelReservedInstancesListingResponse>(request, options);}