{ "abstract": true, "extends": { "$ref": "Resource }, "id": "RevisionedResource", "module_id": "Common", "properties": { "_links": { "description": "The server will populate this field when returing the resource. Ignored on PUT and POST.", "items": { "$ref": "ResourceLink }, "readonly": true, "title": "References related to this resource", "type": "array" }, "_revision": { "description": "The _revision property describes the current revision of the resource. To prevent clients from overwriting each other's changes, PUT operations must include the current _revision of the resource, which clients should obtain by issuing a GET operation. If the _revision provided in a PUT request is missing or stale, the operation will be rejected.", "title": "Generation of this resource config", "type": "int" }, "_schema": { "readonly": true, "title": "Schema for this resource", "type": "string" }, "_self": { "$ref": "SelfResourceLink, "readonly": true, "title": "Link to this resource" } }, "title": "A base class for types that track revisions", "type": "object" }