[{"mac_prefix":"20:2B:DA:60","mask_bits":28,"block_type":"MA-M","organization":"Shenzhen FeiCheng Technology Co.,Ltd","address":"Room 402, Building B, Huafeng Internet Creative Park, No. 107 Gongye Road, Gonge Community, Xixiang Street, Bao'an District, Shenzhen Shenzhen  CN 518000","country":"CN"}]