[{"mac_prefix":"8C:1F:64:E7:90","mask_bits":36,"block_type":"MA-S","organization":"SHENZHEN GUANGWEN INDUSTRIAL CO.,LTD","address":"Room No.401, NO.2 Building,No.1310 Guan Guang Road .Ku Keng, Ku Keng Community, Guanlan Street, Longhua District, Shenzhen City SHENZHEN Guangdong CN 518000","country":"CN"}]