| Name | Type | Description | Notes |
|---|---|---|---|
| date_created | DateTime | The date the collection was created. | |
| ownership | String | Indicates the owner of the Collection. Implementation is expected to use a controlled vocabulary or PIDs. | |
| license | String | Indicates the license that applies to the Collection. Implementation is expected to use a controlled vocabulary, stable URIs or PIDs of registered data types. | |
| model_type | String | Identifies the model that the collection adheres to. Iimplementation is expected to use a controlled vocabulary, or PIDs of registered data types. | |
| has_access_restrictions | BOOLEAN | Indicates whether the collection is fully open or has access restrictions. | [default to false] |
| member_of | Array<String> | If provided, this is a list of collection identifiers to which this collection itself belongs. This property is only meaningful if the service features supports a maximumExpansionDepth > 0. | [optional] |
| description_ontology | String | Identifies the ontology used for descriptive metadata. Implementation is expected to supply the URI of a controlled vocabulary. |