[{"time":1561612340,"user_id":"45","object_id":"116386","message":"Changed product from NVR4COM2-1T to NVR4COM2-4T."},{"time":1561612340,"user_id":"45","object_id":"116386","message":"Changed number from 48700 to 48700."},{"time":1561612340,"user_id":"45","object_id":"116386","message":"Changed _attributes from {\"hdd01-installed-capacity\":\"1\",\"hdd02-installed-capacity\":\"\",\"hdd03-installed-capacity\":\"\",\"hdd04-installed-capacity\":\"\",\"hdd05-installed-capacity\":\"\",\"software-version\":\"\"} to Array."}]