{"created": {"type": "/type/datetime", "value": "2009-12-10T22:17:46.841539"}, "subject_places": ["United States"], "subjects": ["Ethnology", "Minorities", "Psychology"], "latest_revision": 2, "key": "/works/OL8009812W", "title": "The Old World ties of American ethnic groups", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2666622A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2010-12-03T13:50:11.537821"}, "revision": 2}