{"languages": [{"key": "/l/eng"}], "physical_format": "Paperback", "subtitle": "Test Item File 3", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "publishers": ["Prentice Hall"], "title": "Macroeconomics", "isbn_13": ["9780131503311"], "isbn_10": ["0131503316"], "publish_date": "2005", "key": "/b/OL10081852M", "type": {"key": "/type/edition"}, "id": 13469906, "revision": 1}