[{"mac_prefix":"04:A1:6F:D0","mask_bits":28,"block_type":"MA-M","organization":"Zettlab Innovation Technology CO.,LTD","address":"Room 2002, T33 Full Time Center (Transsion Tower), No. 8 Xianyuan Rd, Nanshan District, Shenzhen, China Shenzhen  CN 518055","country":"CN"}]