[{"mac_prefix":"8C:1F:64:2C:50","mask_bits":36,"block_type":"MA-S","organization":"SYSN","address":"the third floor, 26, Namsan-ro 39beon-gil, Uichang-gu Changwon-si, Gyeongsangnam-do, Republic of Korea  KR 51368","country":"KR"}]