#EXTM3U
#EXTINF:-1 group-title="北京超高清",e乐
https://channel.singteltvgo.com/wp/liveorigincluster.poster.iptv.singnet.public/5501/vxfmt=dp/manifest.mpd?device_profile=DASH_OTT_ENC_CENC_AXINOM$license-key=83dea75029954534b0b4842b523b5cf9:e99e600f3356e93c8828260cc1c27a44
#EXTINF:-1 group-title="北京超高清",北京4k
http://qtest-play.btime.cn/live/btv_sn_20170706_s41_20m.m3u8