How to make custom /e dances

[labra_doodle12]

Maybe you will find this topic helpful on how to do it:

Custom /e commands

What I’m trying to find out is how to make custom /e commands play a specific animation and delay walk speed and/or make it impossible to move. I also don’t want the animation to end if I move. So what I’m trying to do is making it if a player say /e hands their hands would go up (like hands up, like you do when someone points a gun at you). I want the wall speed to be slowed down and the animation to still continue even when you walk. I also don’t want the animation to end unless you say /e han…