callback({ "resource_url": "http://wedata.net/databases/google", "created_by": "fast123", "required_keys": "pageElement", "description": "", "name": "google", "updated_at": "2014-10-05T05:25:59+09:00", "created_at": "2014-10-03T06:53:20+09:00", "optional_keys": "nextLink", "permit_other_keys": true })