MyBroadCastReceiver.kt

override fun onReceive(p0: Context?, p1: Intent?) {
        val actionString = p1?.action
        if(actionString == "reply_action"){
            val repliedNotification = android.app.Notification.Builder(p0!!, NotificationChannels.CHANNEL1)
                .setSmallIcon(androidx.core.R.drawable.notification_bg_low_normal)
                .setContentText(getMessageText(p1))
                .build()
            NotificationManagerCompat.from(p0).apply {
                this.notify(12313, repliedNotification)
            }
        }
}