public Task<PurchaseReservedDBInstancesOfferingResponse> PurchaseReservedDBInstancesOfferingAsync(PurchaseReservedDBInstancesOfferingRequest request, System.Threading.CancellationToken cancellationToken = default(CancellationToken))
{
var marshaller = new PurchaseReservedDBInstancesOfferingRequestMarshaller();
var unmarshaller = PurchaseReservedDBInstancesOfferingResponseUnmarshaller.Instance;
return InvokeAsync<PurchaseReservedDBInstancesOfferingRequest,PurchaseReservedDBInstancesOfferingResponse>(request, marshaller,
unmarshaller, cancellationToken);
}