ROM Hack How would I change music in Fire Emblem Fates?

[Namesnipe]

I dumped the game, I know the music for maps is contained in each individual maps file, but I don't know how to change it. Does anyone else have any information on it?

 

[Fates-Blade-900]

DeathChaos25 should be able to help with that, ask here https://gbatemp.net/threads/fire-emblem-fates-rom-hacking-general-thread.434509/
OR Get on Discord which is better https://discord.gg/ePGj3BX