That was a nice try. But it sounds like you didn't read this WILD It starts with mental preparation, as it's not really enough just to stay still. In fact, that's not really a requirement. If you move without paying any attention to it, you can do it.

Audio may keep you too awake. I have never tried WILDing with that. I really believe that everybody should start with basic WILD method and adjust it only after many attempts, when they gain understanding of how it goes.

You don't need any sensations for a WILD. Sometimes you get some, othertimes you get something else, or even nothing.

The goal is to fall asleep, while keeping your mind awake with help of some brain entertainment. Most widely used are counting and mantras. I personally prefer mantras.

Please check out the above tutorial and compare to your attempts. Good luck