[{"time":1562309145,"user_id":"193","object_id":"117022","message":"Changed number from 49339 to 49339."},{"time":1562309145,"user_id":"193","object_id":"117022","message":"Changed _attributes from {\"hdd01-installed-capacity\":\"2\",\"hdd02-installed-capacity\":\"\",\"hdd03-installed-capacity\":\"\",\"hdd04-installed-capacity\":\"\",\"hdd05-installed-capacity\":\"\",\"software-version\":\"\"} to Array."}]