[{"time":1470811763,"user_id":"123","object_id":"84490","message":"Changed number from 22097 to 22097."},{"time":1470811763,"user_id":"123","object_id":"84490","message":"Changed _attributes from {\"hdd01-installed-capacity\":\"1\",\"hdd02-installed-capacity\":\"\",\"hdd03-installed-capacity\":\"\",\"hdd04-installed-capacity\":\"\",\"hdd05-installed-capacity\":\"\",\"software-version\":\"\"} to Array."}]