It's simple - you look and see that all this is Life living itself. Existence living itself. There is no you who is living this life. You is just a label.
This "I" thought after any other thought and immediately claims the experience. “I” Just a habitual thought. But it builds the whole 3D imaginary structure which is just illusion art like santa. You don,t need to destroy santa for him to not exist, you just have to realize its an illusion.