[{"mac_prefix":"4C:BC:98:A0","mask_bits":28,"block_type":"MA-M","organization":"Shenzhen Cogitation Technology Co.,Ltd.","address":"NO.509 LangShan Building,Nanshan Yungu Innovation Industrial Park,No.1183 Taoyuan Street,Nanshen District Shenzhen Guangdong CN 518000","country":"CN"}]