It seems to be called
This is the audition address.
/Song /434235/
This is the download address
/20 1 10305 1802/88 a3 C9 de 247 1ce 0552639 f 92 EB 8545 c 0/8/8d/8d 879782 1a 537779 BD E0 C4 D7 ab 0848 f 5 . MP3
I don't know if it is what you want.
If it is.
Just support st music.