docs: public ServiceFuture<VirtualMachineScaleSetInner> createOrUpdateAsync(String resourceGroupName, String vmScaleSetName, VirtualMachineScaleSetInner parameters, final ServiceCallback<VirtualMachineScaleSetInner> serviceCallback) {
          return ServiceFuture.fromResponse(createOrUpdateWithServiceResponseAsync(resourceGroupName, vmScaleSetName, parameters), serviceCallback);
      }