Consciousness is what arises when the brain builds a model of its own attention.
Consciousness is theory of mind applied to yourself.
Attention is a real enough sort of computation , useful for predictive modelling. And in a world of sophisticated predictive modelers, including oneself, attention is worth modeling in its own right. It’s reasonable, then, to define a being, a soul, or a “who” as that which can pay attention—and can model that attention. — What is Intelligence?