[{"mac_prefix":"C4:A1:0E:70","mask_bits":28,"block_type":"MA-M","organization":"Guangzhou South Satellite Navigation Instrument Co., Ltd.","address":"Area A Layer 6, Area A Layer 5, Area A Layer 4, No.39, Sicheng Road, Tianhe District, Guangzhou GuangDong CN 510663","country":"CN"}]