{"created": {"type": "/type/datetime", "value": "2009-12-10T22:08:07.364011"}, "subjects": ["Physics"], "latest_revision": 5, "key": "/works/OL7880754W", "title": "A text book of natural philosophy", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL2562803A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2020-08-13T10:05:04.816164"}, "covers": [5711137], "revision": 5}