What is the highest salary in IoT?

I'm curious, could you please shed some light on the highest salary achievable in the field of Internet of Things? I've heard rumors of lucrative pay packages, but I'm keen to get a more accurate picture of what the top earners in IoT are commanding. Are there any specific roles or industries within IoT that tend to offer the most competitive salaries? Additionally, what skills or qualifications are typically required to attain these high-end earnings? Your insights would be greatly appreciated.