{
  "@context": {
    "@vocab": "https://schema.org/",
    "gcp": "https://cloud.google.com/text-to-speech#",
    "SpeechSynthesis": "gcp:SpeechSynthesis",
    "voice": "gcp:voice",
    "languageCode": "gcp:languageCode",
    "ssmlGender": "gcp:ssmlGender",
    "audioEncoding": "gcp:audioEncoding",
    "speakingRate": "gcp:speakingRate",
    "pitch": "gcp:pitch",
    "volumeGainDb": "gcp:volumeGainDb",
    "sampleRateHertz": "gcp:sampleRateHertz",
    "audioContent": "gcp:audioContent",
    "name": "schema:name",
    "description": "schema:description",
    "url": "schema:url"
  }
}