[{"time":1577919818,"user_id":"45","object_id":"122170","message":"Changed number from 54514 to 54514."},{"time":1577919818,"user_id":"45","object_id":"122170","message":"Changed _attributes from {\"hdd01-installed-capacity\":\"4\",\"hdd02-installed-capacity\":\"\",\"hdd03-installed-capacity\":\"\",\"hdd04-installed-capacity\":\"\",\"hdd05-installed-capacity\":\"\",\"software-version\":\"\"} to Array."}]