Accessing and controlling an objects animator is incredibly easy through Udon. Here's a short tutorial on how to go about about utilizing it through the example of a basic door. Assets for this and future videos will be available for download over on my Patreon, so if you'd like to work through the assets yourself of simply want to support me and future videos, feel free to join!
00:00 - Intro
01:12 - Udon Graph Editor
02:10 - UdonSharp Scripting
02:49 - VRChat Demo
Patreon:
https://www.patreon.com/Vowgan
Twitter:
https://twitter.com/Vowgan
VRChat Udon SDK:
https://vrchat.com/home/download
UdonSharp:
https://github.com/Merlin-san/UdonSharp
Music:
LoZ Breath of The Wild: Rito Village