{"type": {"key": "/type/work"}, "title": "Amusements in Mathematics", "key": "/works/OL34699372W", "subjects": ["Mathematical recreations"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL12400897A"}}], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2023-02-28T09:38:40.563146"}, "last_modified": {"type": "/type/datetime", "value": "2024-09-20T06:50:18.931204"}}