Copy the override code, then go to your Assets tab, click on + and add a new override. Name it Scrolltop and paste the code inside replacing the reference code from Framer.

Select your frame which will be your button and from the right panel go down to the code overrides section and click on + then select Scrolltop file and for override choose your easing: InOut or Linear.

Drag the button inside your desired area or frame and and you're good to go.