[{"mac_prefix":"34:29:8F:80","mask_bits":28,"block_type":"MA-M","organization":"Nanjing Sandemarine Electric Co.,Ltd","address":"Room 202, D Building, No.2 Dongda Road, Pukou District, Nanjing, Jiangsu Province, P.R.China Nanjing Jiangsu CN 210032","country":"CN"}]