[{"mac_prefix":"B4:DF:43:80","mask_bits":28,"block_type":"MA-M","organization":"Qizhi Innovation (shenzhen) Conmmunication Technology Co., Ltd","address":"Room 901, Building 3, COFCO Chuangzhi Factory Area, Zone 67, Xingdong Community, Xin 'an Street, Bao' an District, Shenzhen City Shenzhen  CN 518000","country":"CN"}]