{"type": {"key": "/type/author"}, "name": "Robert Ballard", "birth_date": "approximately 1610", "death_date": "1673", "key": "/authors/OL15215140A", "source_records": ["marc:harvard_bibliographic_metadata/ab.bib.02.20150123.full.mrc:625357185:2026"], "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2025-04-16T20:57:49.236117"}, "last_modified": {"type": "/type/datetime", "value": "2025-04-16T20:57:49.236117"}}