Kotlin code generating some TwiML

KtTwilioTest.kt

import com.twilio.twiml.VoiceResponse
import com.twilio.twiml.voice.Pause
import com.twilio.twiml.voice.Record
import com.twilio.twiml.voice.Say

fun main(args: Array<String>){

    val record = Record.Builder()
        .timeout(8).transcribe(true)
        .recordingStatusCallback("https://webhook.site/a6340ade-e239-4276-b488-67f4428c6cab")
        .transcribeCallback("https://webhook.site/a6340ade-e239-4276-b488-67f4428c6cab")
        .recordingStatusCallbackEvents(listOf(
            Record.RecordingEvent.IN_PROGRESS,
            Record.RecordingEvent.COMPLETED,
            Record.RecordingEvent.ABSENT
        ))
        .build()
    

    val say = Say.Builder("Please say your unique id to confirm registration.")
        .voice(Say.Voice.ALICE)
        .build()

    val pause = Pause.Builder().length(8).build()

    val voiceResponse = VoiceResponse.Builder()
        .say(say)
        .record(record)
        .pause(pause)
        .build()

    println(voiceResponse.toXml())

}

output.xml

<?xml version="1.0" encoding="UTF-8"?>
<Response>

  <Say voice="alice">Please say your unique id to confirm registration.</Say>

  <Record recordingStatusCallback="https://webhook.site/a6340ade-e239-4276-b488-67f4428c6cab" 
          recordingStatusCallbackEvent="in-progress completed absent" 
          timeout="8" 
          transcribe="true" 
          transcribeCallback="https://webhook.site/a6340ade-e239-4276-b488-67f4428c6cab"/>

  <Pause length="8"/>

</Response>