The first real money I ever made from game development was on Android. It was in 2013, when Android was still the underdog compared to the iPhone, and was being touted as a great platform for developers.
Disclaimer:
Even though the title says “my”, this is not my blogpost.
This paperwork is required by EU regulation (Digital Services Act - DSA).
It is theoretically possible to be excepted but I doubt OP has any chance there.