text: public virtual PurchaseScheduledInstancesResponse PurchaseScheduledInstances(PurchaseScheduledInstancesRequest request){var options = new InvokeOptions();options.RequestMarshaller = PurchaseScheduledInstancesRequestMarshaller.Instance;options.ResponseUnmarshaller = PurchaseScheduledInstancesResponseUnmarshaller.Instance;return Invoke<PurchaseScheduledInstancesResponse>(request, options);}