Either you have a bad ISO dump or didn't dump the certificates correctly. Remember also that you need a custom build with wiispeak code merged or Ishiiruka. I have compiled a while back a custom build based on 4.0-7636 that works just fine with newer Just Dance games, you can download it here...
Avell A70 MOB: Core i7-11800H, GeForce RTX 3060, 16 GB DDR4-3200, Windows 11 (Insider Preview)
ASRock Z97M OC Formula: Pentium G3258, GeForce GT 440, 16 GB DDR3-1600, Windows 10 (22H2)
ASRock Z97M OC Formula: Pentium G3258, GeForce GT 440, 16 GB DDR3-1600, Windows 10 (22H2)