[{"time":1539918658,"user_id":"45","object_id":"111022","message":"Changed number from 43233 to 43233."},{"time":1539918658,"user_id":"45","object_id":"111022","message":"Changed _attributes from {\"hdd01-installed-capacity\":\"2\",\"hdd02-installed-capacity\":\"\",\"hdd03-installed-capacity\":\"\",\"hdd04-installed-capacity\":\"\",\"hdd05-installed-capacity\":\"\",\"software-version\":\"\"} to Array."}]