[{"time":1575245835,"user_id":"45","object_id":"121537","message":"Changed product from NVR8COM2 to NVR8COM2-4T."},{"time":1575245835,"user_id":"45","object_id":"121537","message":"Changed number from 53880 to 53880."},{"time":1575245835,"user_id":"45","object_id":"121537","message":"Changed _attributes from {\"hdd01-installed-capacity\":\"\",\"hdd02-installed-capacity\":\"\",\"hdd03-installed-capacity\":\"\",\"hdd04-installed-capacity\":\"\",\"hdd05-installed-capacity\":\"\",\"software-version\":\"\"} to Array."}]