[{"mac_prefix":"9C:E4:50:00","mask_bits":28,"block_type":"MA-M","organization":"Shenzhen Chengzhao Technology Co., Ltd.","address":"Building A, No. 13 Huayin Road, Hualang Community, Dalang Subdistrict, Longhua District Shenzhen Guangdong CN 518000","country":"CN"}]