>>320312247
Ok
https://www.dropbox.com/s/t5jqjaj1i4781j5/layers_example.zip?dl=0
In the gesture layer, right hand peace is set to override Index controller tracking and use the animation for hand sign peace. All the other hands are set to keep using Index tracking.
In the FX layer, right hand peace is set to poke tongue out (but it's for my avatar, probably won't work on yours, just an example).