[{"mac_prefix":"4C:81:BE:C0","mask_bits":28,"block_type":"MA-M","organization":"Shenzhen Huiqincai Network Communication Co., Ltd.","address":"Room 703, 7th Floor, Building 82, Langkou Industrial Zone, Langkou Community, Dalang Street, Longhua District, Shenzhen City, Guangdong Province Shenzhen Guangdong CN 518000","country":"CN"}]