[{"mac_prefix":"04:80:A7","mask_bits":24,"block_type":"MA-L","organization":"ShenZhen TianGang Micro Technology CO.LTD","address":"3rd floor ,Building20,QingHu Industrial, QingHu community,LongHua District ShenZhen,China ShenZhen GangDong CN 518100","country":"CN"},{"mac_prefix":"0C:7F:ED:50","mask_bits":28,"block_type":"MA-M","organization":"ShenZhen TianGang Micro Technology CO.LTD","address":"3rd floor ,Building20,QingHu Industrial, QingHu community,LongHua District ShenZhen,China ShenZhen GangDong CN 518100","country":"CN"}]