{"type": {"key": "/type/work"}, "title": "The voice of coloured labour", "subjects": ["Labor unions", "Congresses", "Black race"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL129640A"}}], "key": "/works/OL32010221W", "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2022-12-10T16:20:26.796860"}, "last_modified": {"type": "/type/datetime", "value": "2023-05-25T08:26:15.646371"}}