google-fcm/src/main/scala/org/apache/pekko/stream/connectors/google/firebase/fcm/v1/models/NotificationTarget.scala
huawei-push-kit/src/main/scala/org/apache/pekko/stream/connectors/huawei/pushkit/models/NotificationTarget.scala

google-fcm/src/main/scala/org/apache/pekko/stream/connectors/google/firebase/fcm/FcmNotificationModels.scala
huawei-push-kit/src/main/scala/org/apache/pekko/stream/connectors/huawei/pushkit/models/NotificationTarget.scala

google-fcm/src/main/scala/org/apache/pekko/stream/connectors/google/firebase/fcm/v1/impl/FcmJsonSupport.scala
huawei-push-kit/src/main/scala/org/apache/pekko/stream/connectors/huawei/pushkit/impl/PushKitJsonSupport.scala