Aiming at piglins shows the "open" button

aiming on piglins (on mobile) shows the "open" button on screen. The button does not do anything when tapped.

How to produce:

 

Start a creative world.

Equip Piglin spawn egg.

Spawn a Piglin.

Aim at it with your finger or with the cross hairs (if you use split controls)

 

You'll notice that the "open" button will appear on screen.