{"type": {"key": "/type/work"}, "title": "Unbekannte Mark Brandenburg", "subjects": ["History"], "subject_places": ["Brandenburg (Germany : State)"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL15533113A"}}], "key": "/works/OL43476750W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2025-06-05T07:46:54.783198"}, "last_modified": {"type": "/type/datetime", "value": "2025-06-05T07:46:54.783198"}}