[{"mac_prefix":"4C:6E:44:50","mask_bits":28,"block_type":"MA-M","organization":"Shenzhen Langji Guangnian Technology Co., Ltd.","address":"Unit 519, Building A, Jiada R\u0026D Building, No. 5 Songpingshan Road, Songpingshan Community, Xili Street, Nanshan District, Shenzhen, Guangdong, China Shenzhen  CN 518000","country":"CN"}]