{"type": {"key": "/type/work"}, "title": "Permanent breeding rack for cattle", "subjects": ["Cattle", "Breeding", "Equipment and supplies"], "key": "/works/OL24974516W", "covers": [11908840], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL4493145A"}}], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2021-09-05T16:36:35.176270"}, "last_modified": {"type": "/type/datetime", "value": "2024-02-03T12:22:42.571820"}}