| Field | Type | Required | Description |
|---|---|---|---|
| _id | string | + | An id of the item |
| deviceId | string | + | An id of a device the item have been deleted |
| syncNotification | bool | + | Special mark to request data synchronization between Cloud and controller (always true) |
| fwTimestampMs | int64 | + | A hub system timestamp in milliseconds when the event has happened. |