[{"mac_prefix":"D4:BA:BA:90","mask_bits":28,"block_type":"MA-M","organization":"Shenzhen Chuangyou Acoustic Technology Co., Ltd.","address":"Room 1205, Office Building, No. 4, Chongwen Garden, No. 1, Tangling Road, Fuguang Community, Taoyuan Street, Nanshan District Shenzhen Guangdong CN 518000","country":"CN"}]