{"last_modified": {"type": "/type/datetime", "value": "2012-08-02T18:31:14.037181"}, "title": "Canada and imperial federation", "created": {"type": "/type/datetime", "value": "2009-12-09T20:33:06.846937"}, "covers": [7176568], "subject_places": ["Canada"], "subjects": ["Politics and government", "Imperial federation", "Politique et gouvernement", "Empire britannique"], "latest_revision": 3, "key": "/works/OL1129604W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL115355A"}}], "subject_times": ["1867-1896"], "type": {"key": "/type/work"}, "revision": 3}