{"created": {"type": "/type/datetime", "value": "2012-01-20T18:18:14.304320"}, "subjects": ["Economics"], "latest_revision": 3, "key": "/works/OL16466516W", "title": "Principles of economics", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL546324A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2020-02-14T07:15:45.211389"}, "covers": [7013110], "revision": 3}