{"type": {"key": "/type/author"}, "name": "Progressive Party. National convention. 1st, Chicago, 1912", "key": "/authors/OL15974294A", "source_records": ["marc:harvard_bibliographic_metadata/20220215_022.bib.mrc:347653457:2008"], "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2025-11-27T03:31:44.122667"}, "last_modified": {"type": "/type/datetime", "value": "2025-11-27T03:31:44.122667"}}