[{"time":1470871714,"user_id":"123","object_id":"84405","message":"Changed number from 22013 to 22013."},{"time":1470871714,"user_id":"123","object_id":"84405","message":"Changed _attributes from {\"hdd01-installed-capacity\":\"\",\"hdd02-installed-capacity\":\"\",\"hdd03-installed-capacity\":\"\",\"hdd04-installed-capacity\":\"\",\"hdd05-installed-capacity\":\"\",\"software-version\":\"\"} to Array."}]