[{"mac_prefix":"E0:A4:98","mask_bits":24,"block_type":"MA-L","organization":"SHENZHEN ORFA TECH CO.,LTD","address":"Floor 18, Lianchuan Technology Building, Bulan Road, Nanwan Street, Longgang district, Shenzhen, China Shenzhen GUANGDONG CN 518000","country":"CN"},{"mac_prefix":"C4:A5:59:20","mask_bits":28,"block_type":"MA-M","organization":"SHENZHEN ORFA TECH CO., LTD","address":"Room 205, Building 4, Hongmumian Industrial Park, Longgang district, Shenzhen Guangdong CN 518000","country":"CN"}]