How to make a actor hit a object and display hud text

i have it so at the start of the game you get given a objective. and so you make your way to the object to complete it which is hitting/colliding with a box but i don’t know how to make it when i hit the box it displays text from my hud blueprint/graph

and the box in the second picture i want him to when he hits hit it makes that New objective text disapar and new text come up