Extracting audio from them I found this type of url on footer code

Yet to decipher more…

https://t4.bcbits.com/stream/a1bf3ff8f57f8c6122842fe526ce9aec/mp3-128/1208179075?p=0&ts=1678122596&t=ab79193bfc95614eade484ba948e2d015fc04607&token=1678122596_01143f52c2374c2391457740cc512503723dce54

https://bandcamp.com/stream_redirect?enc=mp3-128&track_id=286068639&ts=1678036257&t=73dbf6a875a58358cb1ecf61ddbca7eaad3b9dc0

converts itself to

https://t4.bcbits.com/stream/896453365a3d7c4268e35e1bd5478bae/mp3-128/286068639?p=0&ts=1678123639&t=9af110e6c96d9cfc115fd92be9e33d0f8e718b64&token=1678123639_6cac1e0e851f3f78bf79b3b0f880fa0542f01bae