{"key": "/works/OL1587397W", "created": {"type": "/type/datetime", "value": "2009-12-09T21:55:51.017355"}, "title": "Earnings and social security in the United States.  Appendix tables I to XXV", "id": 36765747, "subject_places": ["United States"], "first_publish_date": "1943", "latest_revision": 2, "last_modified": {"type": "/type/datetime", "value": "2010-01-31T05:33:24.313148"}, "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL171710A"}}], "type": {"key": "/type/work"}, "subjects": ["Statistics", "Wages", "Social security", "Income"], "revision": 2}