[android-components](../../../../index.md) / [mozilla.components.support.migration](../../../index.md) / [TelemetryIdentifiersResult](../../index.md) / [Success](../index.md) / [Identifiers](index.md) / [clientId](./client-id.md)

# clientId

`val clientId: `[`String`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`?` [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/support/migration/src/main/java/mozilla/components/support/migration/TelemetryIdentifiers.kt#L25)