[android-components](../../index.md) / [mozilla.components.concept.push](../index.md) / [PushService](index.md) / [MESSAGE_KEY_CHANNEL_ID](./-m-e-s-s-a-g-e_-k-e-y_-c-h-a-n-n-e-l_-i-d.md)

# MESSAGE_KEY_CHANNEL_ID

`const val MESSAGE_KEY_CHANNEL_ID: `[`String`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html) [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/concept/push/src/main/java/mozilla/components/concept/push/PushService.kt#L39)

Message key for "channel ID" in a push message.

