- **`id`**: Unique identifier of this Custom Metric instance. Refer to *[../type/basic.json#/definitions/uuid](#/type/basic.json#/definitions/uuid)*.
- **`name`**: Name that identifies this Custom Metric. Refer to *[../type/basic.json#/definitions/entityName](#/type/basic.json#/definitions/entityName)*.
- **`description`**: Description of the Metric. Refer to *[../type/basic.json#/definitions/markdown](#/type/basic.json#/definitions/markdown)*.
- **`owners`**: Owners of this Custom Metric. Refer to *[../type/entityReferenceList.json](#/type/entityReferenceList.json)*. Default: `null`.
- **`updatedAt`**: Last update time corresponding to the new version of the entity in Unix epoch time milliseconds. Refer to *[../type/basic.json#/definitions/timestamp](#/type/basic.json#/definitions/timestamp)*.