Hey Russ it's like a skateboard ollie. Blast up to the wake, hard bottom turn, lift up on your leading leg, push down with your trailing leg. If you can, slide that front leg forward towards the nose and pull up on your trailing leg when the nose is as high as it's going to get. The height of the ollie is mostly dependent upon how high you can suck your legs up.
The two phases that are critical below: