[{"mac_prefix":"00:03:4C","mask_bits":24,"block_type":"MA-L","organization":"Shanghai DigiVision Technology Co., Ltd.","address":"11F, Heng Tong  Shanghai CN 200050","country":"CN"},{"mac_prefix":"00:26:4C","mask_bits":24,"block_type":"MA-L","organization":"Shanghai DigiVision Technology Co., Ltd.","address":"No. 333 Guangji Rd. Shanghai  CN 200083","country":"CN"}]