[{"mac_prefix":"F4:97:9D:B0","mask_bits":28,"block_type":"MA-M","organization":"Kaiware (Shenzhen) Technologies Co.,Ltd","address":"B716, Key Laboratory Platform Building, Shenzhen Virtual University Park, No. 1 Yuexing 2nd Road, High-tech Park Community, Yuehai Street, Nanshan District, Shenzhen, Guangdong 518057, China Shenzhen Guangdong CN 518057","country":"CN"}]