{"created": {"type": "/type/datetime", "value": "2020-06-17T10:38:27.711889"}, "subjects": ["Middle ages", "Social change", "Europe, history, 476-1492", "Europe, social conditions"], "latest_revision": 2, "key": "/works/OL20872884W", "title": "Medieval Europe", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL7781213A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2020-08-24T22:40:21.623589"}, "covers": [10193547], "revision": 2}