text: public virtual DescribeReservedInstancesModificationsResponse DescribeReservedInstancesModifications(DescribeReservedInstancesModificationsRequest request){var options = new InvokeOptions();options.RequestMarshaller = DescribeReservedInstancesModificationsRequestMarshaller.Instance;options.ResponseUnmarshaller = DescribeReservedInstancesModificationsResponseUnmarshaller.Instance;return Invoke<DescribeReservedInstancesModificationsResponse>(request, options);}