glance/api-ref/source/v2/samples/metadef-resource-type-assoc-create-response.json

{
    "created_at": "2014-09-19T16:09:13Z",
    "name": "OS::Cinder::Volume",
    "prefix": "hw_",
    "properties_target": "image",
    "updated_at": "2014-09-19T16:09:13Z"
}