{"title": "Slavery in the Roman Empire", "key": "/works/OL10475530W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1909346A"}}], "type": {"key": "/type/work"}, "subjects": ["Slavery", "Social conditions", "HISTORY / General"], "covers": [13828492], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-11T03:01:55.943889"}, "last_modified": {"type": "/type/datetime", "value": "2025-08-19T17:43:33.024100"}}