-keepclassmembers class * implements com.yandex.mobile.ads.nativeads.NativeAdEventListener {
    !private <methods>;
}

-keep class com.admob.mobileads.YandexBanner {
    *;
}

-keep class com.admob.mobileads.YandexInterstitial {
    *;
}

-keep class com.admob.mobileads.YandexRewarded {
    *;
}

-keep class com.admob.mobileads.YandexNative {
    *;
}