{"type": {"key": "/type/work"}, "title": "As aboli\u00e7\u00f5es da escravatura no Brasil e no mundo", "subjects": ["Antislavery movements", "History"], "subject_times": ["18th century", "19th century"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL979879A"}, "role": "author."}], "key": "/works/OL43933618W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2025-08-23T13:23:33.323862"}, "last_modified": {"type": "/type/datetime", "value": "2025-08-23T13:23:33.323862"}}