glTF blending of animations in animation groups

I’m loading a glTF model containing multiple animations using the scene loader.
the different animations are imported as animation groups.

Now I want to blend between two animations followed by each other but I’m stuck.

using ie. .animationPropertiesOverride.enableBlending = true; as well as .enableBlending(0.1) won’t work for me.

here is my playground:

thank you in advance


can you try that: Animations - Babylon.js Documentation ?