[{"mac_prefix":"F4:20:55:60","mask_bits":28,"block_type":"MA-M","organization":"Shenzhen GuangXu Electronic Technology Co.,Ltd.","address":"No.13 Zongxing Road, Bantian Street, Longgang District, Yongchangjia Industrial Park, Building A, Room 105. Shenzhen Guangdong CN 518000","country":"CN"}]