{"physical_format": "Hardcover", "weight": "1.2 pounds", "publishers": ["Feldheim"], "number_of_pages": 338, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 08:14:56.482104"}, "isbn_13": ["9781583303818"], "isbn_10": ["1583303812"], "publish_date": "January 1, 1990", "key": "/b/OL8789748M", "authors": [{"key": "/a/OL3097129A"}], "title": "Concise Book of Mitzvot", "type": {"key": "/type/edition"}, "id": 11903679, "physical_dimensions": "8.2 x 5.7 x 1.2 inches", "revision": 1}