[{"time":1570158308,"user_id":"193","object_id":"120133","message":"Changed product from NVR4COM2 to NVR4COM2-4T."},{"time":1570158308,"user_id":"193","object_id":"120133","message":"Changed number from 52478 to 52478."},{"time":1573425063,"user_id":"193","object_id":"120133","message":"Changed product from NVR4COM2-4T to NVR4COM2-1T."},{"time":1573425063,"user_id":"193","object_id":"120133","message":"Changed number from 52478 to 52478."},{"time":1573425063,"user_id":"193","object_id":"120133","message":"Changed _attributes from {\"hdd01-installed-capacity\":\"4\",\"hdd02-installed-capacity\":\"\",\"hdd03-installed-capacity\":\"\",\"hdd04-installed-capacity\":\"\",\"hdd05-installed-capacity\":\"\",\"software-version\":\"\"} to Array."}]