[{"mac_prefix":"48:51:D0","mask_bits":24,"block_type":"MA-L","organization":"Jiangsu Xinsheng Intelligent Technology Co., Ltd.","address":"18th Floor,Inno laser Building,18-69 Changwu Mid Road,Changzhou Science \u0026 Education Town,Wujin District,Changzhou,Jiangsu213000,China Changzhou Jiangsu CN 213000","country":"CN"}]