Getting normalized direction of player

Hello everybody,

I try to implement this code in blueprint: Bunnyhopping from the Programmer's Perspective
It describes the value “accelDir” as

// accelDir: normalized direction that the player has requested to move (taking into account the movement keys and look direction)

How do I get this in Blueprint? GetWorldRotation from the First Person Camera and use GetRotationXVector to get a Vector?

here is it