{"key": "/works/OL1506589W", "created": {"type": "/type/datetime", "value": "2009-12-09T21:45:06.105945"}, "title": "Commonwealth of Massachusetts. Boston, July 12, 1798", "id": 36684991, "subject_places": ["United States"], "first_publish_date": "1798", "latest_revision": 2, "last_modified": {"type": "/type/datetime", "value": "2010-01-30T22:27:15.570585"}, "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL160617A"}}], "type": {"key": "/type/work"}, "subjects": ["Constitutional amendments"], "revision": 2}