[{"mac_prefix":"9C:0E:4A","mask_bits":24,"block_type":"MA-L","organization":"Shenzhen Vastking Electronic Co.,Ltd.","address":"2/F Building 6,ZhengZhong Industrial Park,Qiaotou Community,Fuyong,Baoan,ShenZhen China Shenzhen Guangdong CN 518103","country":"CN"}]