[疑问] 加密的m3u8如何下载

自定义KEY这里要填写哪些内容？

#EXTM3U
#EXT-X-VERSION:6
#EXT-X-TARGETDURATION:13
#EXT-X-PLAYLIST-TYPE:VOD
#EXT-X-MAP:URI="00_t0030bd5c96.326002.1.mp4?index=0&start=0&end=0&brs=0&bre=965&ver=5&sig=01044383a5&token=5175879e06aa04c8bd7643d138e29543"
#EXT-X-KEY:METHOD=SAMPLE-AES-CTR,URI="data:text/plain;base64,AAAANnBzc2gAAAAA7e+LqXnWSs6jyCfc1R0h7QAAABYaB3RlbmNlbnQiC3QwMDMwYmQ1Yzk2",KEYID=0x73997C027944C2A2C15FB83B8B108175,KEYFORMATVERSIONS="1",KEYFORMAT="urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"
#EXTINF:6.01600,
01_t0030bd5c96.326002.1.mp4?index=1&start=0&end=6016&brs=16466&bre=50466&ver=5&token=b86f5195703a2bb04c91a45698b3f78c
#EXTINF:6.01600,
02_t0030bd5c96.326002.1.mp4?index=2&start=6016&end=12032&brs=50467&bre=105765&ver=5&token=41e17caa61d0add763824e4b13ea0905
#EXTINF:5.97300,
03_t0030bd5c96.326002.1.mp4?index=3&start=12032&end=18005&brs=105766&bre=158723&ver=5&token=6f0172962f4ac6059759806bcd43fd45