https://developers.google.com/ad-manager/mobile-ads-sdk/android/reference/com/google/android/gms/ads/mediation/OnContextChangedListener
OnContextChangedListener | Mobile Ads SDK for Android | Google for Developers
mobile ads sdkfor androidgoogledevelopers
https://developers.google.com/admob/android/reference/kotlin/com/google/android/gms/ads/mediation/OnContextChangedListener
OnContextChangedListener | Android | Google for Developers
androidgoogledevelopers