Hello, I have problem i wanted to make own car mod (doesnt work)

[formal jungle]

I took .vox file from game files then opned magical voxel app. I changed colors then saved and dowlanded. I have like xml file etc cause i was following tutorial from youtube where guy told to make ''Content Mod'' in documents of teardown. I saw that he had main.xml and things like that
and i dont know how am I able to spawn the car or get files that make it work

here is file path : C:\Users____\Documents\Teardown\mods\Content Mod\asset

here is whats inside ''asset''

and ''Loader'' script

here is YT tutorial https://www.youtube.com/watch?v=y0TdGiJGyeE&t=932s