{"created": {"type": "/type/datetime", "value": "2009-10-28T00:40:15.156469"}, "subject_places": ["United States"], "subjects": ["Disability Insurance", "Old age pensions", "Social security"], "latest_revision": 2, "key": "/works/OL407109W", "title": "Social security handbook on retirement insurance, survivors insurance, disability insurance, health insurance for the aged", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL18016A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2010-12-03T16:00:23.638235"}, "revision": 2}