[{"mac_prefix":"18:FD:CB:00","mask_bits":28,"block_type":"MA-M","organization":"Shenzhen Rui jiali Electronic Technology Co. Ltd.","address":"306 ROOM,Building B, ShenZhaoYe Science Park, BaoLong 5 Road No. 1,Baolong Industrial City ,Pingshan District Shenzhen  CN 518118","country":"CN"}]