[{"mac_prefix":"28:B7:7C:20","mask_bits":28,"block_type":"MA-M","organization":"Zhuhai RongBang Electronic Technology Co., Ltd.","address":"Room 110-400(central office) , building 18, Creative Valley, 1889 Huandao East road, Hengqin New District, Zhuhai GuangDong CN 519000","country":"CN"}]