Try not to focus too much on not falling asleep, but keep yourself awake, if that makes sense. You could pick an object and just focus on that, repeat a mantra in your head, or you could count (1, i’m dreaming, 2, i’m dreaming, 3 i’m dreaming etc.)
there is some good information on WILD here.
https://community.ld4all.com/t/wild-an-user-friendly-tutorial/31684
I hope this helps, im new at this too, and havent had an LD yet either.