{"type": {"key": "/type/work"}, "title": "Social insurance in Yugoslavia", "subjects": ["Social security"], "subject_places": ["Yugoslavia"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL6746521A"}}], "key": "/works/OL43635353W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2025-07-05T23:43:31.265993"}, "last_modified": {"type": "/type/datetime", "value": "2025-07-05T23:43:31.265993"}}