| Parameter Name | Description | Required |
| action | Action to take on the Instance (start/stop/reboot/force_stop/force_reboot). | true |
| schedule | Schedule for action on Instance in cron format. e.g. '0 15 10 * *' for 'at 15:00 on 10th day of every month' | true |
| timezone | Specifies a timezone for this command. For more information on the timezone parameter, see TimeZone Format. | true |
| virtualmachineid | ID of the Instance for which schedule is to be defined | true |
| description | Description of the schedule | false |
| enabled | Enable Instance schedule. Defaults to true | false |
| enddate | End date after which the schedule becomes inactive(Format "yyyy-MM-dd hh:mm:ss") | false |
| startdate | Start date from which the schedule becomes active. Defaults to current date plus 1 minute.(Format "yyyy-MM-dd hh:mm:ss") | false |