[{"time":1559802854,"user_id":"193","object_id":"115563","message":"Changed number from 47879 to 47879."},{"time":1559802854,"user_id":"193","object_id":"115563","message":"Changed _attributes from {\"hdd01-installed-capacity\":\"4\",\"hdd02-installed-capacity\":\"\",\"hdd03-installed-capacity\":\"\",\"hdd04-installed-capacity\":\"\",\"hdd05-installed-capacity\":\"\",\"software-version\":\"\"} to Array."}]