func (a *Client) VirtualMachineScaleSetsPowerOff(params *VirtualMachineScaleSetsPowerOffParams, authInfo runtime.ClientAuthInfoWriter) (*VirtualMachineScaleSetsPowerOffOK, *VirtualMachineScaleSetsPowerOffAccepted, error) {
    // TODO: Validate the params before sending
    if params == nil {
        params = NewVirtualMachineScaleSetsPowerOffParams()
    }