| id | (optional) string | Unique identifier for the subtype. | [default to undefined] |
| sourceId | (optional) string | The ID of the source. | [readonly] [default to undefined] |
| technicalName | string | Technical name of the subtype. | [default to undefined] |
| displayName | string | Display name of the subtype. | [default to undefined] |
| description | string | Description of the subtype. | [default to undefined] |
| created | (optional) string | Creation timestamp. | [default to undefined] |
| modified | (optional) string | Last modified timestamp. | [default to undefined] |
| type | (optional) string | Type of the subtype. Either MACHINE OR null. | [default to undefined] |