How to Monetize worldwide traffic

Hello blackhatworld membres i wish you are Fine
So i have an application on Google play have up to 2000 install
Linked to onesignal ,i can send to them with push notification , how i can make money from that ?
I wish you help me with some ideas and thanks

The most common are ads or payed subscription for premium features.
An affiliation program for free premium credits its also something to think about.