{"json_modified": "2016-03-28T08:24:24.110144", "uuid": "42565ceb-ef28-416f-bdab-2a23678363ac", "title": "checking", "url": "/en-US/docs/Web/Events/checking", "tags": [], "translations": [], "modified": "2015-10-25T15:48:45", "label": "checking", "localization_tags": [], "locale": "en-US", "id": 57199, "last_edit": "2015-10-25T15:48:42", "summary": "The <code>checking</code> event is fired when the user agent is checking for an update, or attempting to download the cache manifest for the first time.", "sections": [{"id": "General_info", "title": "General info"}, {"id": "Properties", "title": "Properties"}, {"id": "Related_Events", "title": "Related Events"}, {"id": "See_also", "title": "See also"}], "slug": "Web/Events/checking", "review_tags": []}