You can load pose presets via triggers, check out for example:
https://hub.virtamate.com/resources/vs1-showcase.5653/
Anyway, what you are
really looking for is IdlePoser, because it does not just snap into the new pose, you can make it animate nicely between poses by providing additional in-between poses (control points) which are then used to create nice animation curves. While not directly compatible with VaM's pose presets, you can capture each preset as an IdlePoser state.
IdlePoser is a state-based idle animation solution. States are essentially poses, but they can be anchored to body parts or even other characters. This makes it possible for different instances of IdlePoser to interact with each other, creating...
hub.virtamate.com