How to create an object movable up and down by user ?
I am currently working on a lens and want a screen object (sticker) to be movable up and down by the user and created the layout, but now I am stuck. How do you create an object that can be moved up and down? Something like this lens:
https://www.snapchat.com/unlock/?type=SNAPCODE&uuid=b6ae5ca8a5ff49c6827f5b9e6b56f5b8&metadata=01
Iam also curious how to create this effect.