{"created": {"type": "/type/datetime", "value": "2009-12-10T09:06:21.758646"}, "subject_places": ["Colorado", "United States"], "subjects": ["Internal Migration", "Population"], "latest_revision": 2, "key": "/works/OL5223061W", "title": "Migration to, from, and within Colorado", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1171181A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2010-12-04T20:56:08.169395"}, "revision": 2}