[{"mac_prefix":"50:19:11:B0","mask_bits":28,"block_type":"MA-M","organization":"Sichuan Wanwu Zongheng Technology Co., Ltd.","address":"No. 1, 7th Floor, Building 12, No. 1388, Middle Tianfu Avenue, Chengdu High-tech Zone, China (Sichuan) Pilot Free Trade Zone Chengdu Sichuan CN 610041","country":"CN"}]