text: public virtual DescribeReservedCacheNodesResponse DescribeReservedCacheNodes(DescribeReservedCacheNodesRequest request){var options = new InvokeOptions();options.RequestMarshaller = DescribeReservedCacheNodesRequestMarshaller.Instance;options.ResponseUnmarshaller = DescribeReservedCacheNodesResponseUnmarshaller.Instance;return Invoke<DescribeReservedCacheNodesResponse>(request, options);}