[android-components](../../index.md) / [mozilla.components.lib.push.firebase](../index.md) / [AbstractFirebasePushService](index.md) / [MESSAGE_KEY_SALT](./-m-e-s-s-a-g-e_-k-e-y_-s-a-l-t.md)

# MESSAGE_KEY_SALT

`const val MESSAGE_KEY_SALT: `[`String`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html) [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/lib/push-firebase/src/main/java/mozilla/components/lib/push/firebase/AbstractFirebasePushService.kt#L112)