{"type": {"key": "/type/work"}, "title": "\u30a2\u30e1\u30ea\u30ab\u73fe\u4ee3\u53f2", "subjects": ["History", "Social conditions", "Economic conditions"], "subject_places": ["United States"], "subject_times": ["1919-1933", "1918-1945"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL122510A"}}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL15739980A"}}], "key": "/works/OL43883704W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2025-08-14T08:53:09.675712"}, "last_modified": {"type": "/type/datetime", "value": "2025-08-14T08:53:09.675712"}}