{"name": "Walter Kupper", "personal_name": "Walter Kupper", "key": "/authors/OL2178852A", "type": {"key": "/type/author"}, "birth_date": "1874", "death_date": "1953", "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2008-04-01T03:28:50.625462"}, "last_modified": {"type": "/type/datetime", "value": "2021-04-10T21:27:47.654057"}}