If there is any tutorial that helped me into getting into UE4, was this series. Endless Runner: Adding Pickup Items | 04 | v4.7 Tutorial Series | Unreal Engine - YouTube
This video specifically explains what you want 
If there is any tutorial that helped me into getting into UE4, was this series. Endless Runner: Adding Pickup Items | 04 | v4.7 Tutorial Series | Unreal Engine - YouTube
This video specifically explains what you want