[{"mac_prefix":"F0:40:AF:B0","mask_bits":28,"block_type":"MA-M","organization":"Shenzhen BitFantasy Technology Co., Ltd","address":"Room 507, Building C3, East Industrial Zone, No.12 Wenchang Street, Xiangshan Street Community, Shahe Subdistrict, Nanshan District, Shenzhen, Guangdong, China  Shenzhen  CN 518000","country":"CN"}]