[android-components](../../index.md) / [mozilla.components.feature.push](../index.md) / [AutoPushSubscription](index.md) / [appServerKey](./app-server-key.md)

# appServerKey

`val appServerKey: `[`String`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`?` [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/feature/push/src/main/java/mozilla/components/feature/push/AutoPushFeature.kt#L391)