The Notifications API allows for 2 images: https://notifications.spec.whatwg.org/#using-events 1 could/should show the Mixcloud-Play icon, and the other could display the shows image. <img width="382" alt="Chrome/Youtube notification example" src="https://user-images.githubusercontent.com/27637/81258408-e5207f00-9035-11ea-9c06-cfc6c49e33f9.png">
The Notifications API allows for 2 images: https://notifications.spec.whatwg.org/#using-events
1 could/should show the Mixcloud-Play icon, and the other could display the shows image.