How to get the buyer to NOT leave FAB to see the animations of my 3D models

I’m placing my animated 3D models in Fab, but my question is how can I make it so that when I view them the animation automatically starts? At the moment I have to put a line pointing to SketchFab so that the buyer sees their animation and returns to Fab, but I would like that without leaving FAB, my models are automatically animated and show their animations… I’ll leave an example here…