{"created": {"type": "/type/datetime", "value": "2009-12-10T19:17:46.715169"}, "subjects": ["Duty", "Ethics"], "latest_revision": 3, "key": "/works/OL6513968W", "title": "Moral obligation", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1737891A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2020-09-18T09:04:43.889058"}, "covers": [10019453], "revision": 3}