{
  "api": "aws-polly",
  "apiVersion": "v4",
  "audioFormat": "mp3",
  "voice": "Matthew",
  "prosody": {
    "rate": "+0%",
    "pitch": "-0%"
  },
  "language": "en-US",
  "text": "<prosody rate=\"+0%\" pitch=\"-0%\">It’s just like cleaning a dirty head by applying effort.</prosody>",
  "guid": "f1769b95a0843179f14a90afdc5b0d07",
  "volume": "an_en_sujato_matthew"
}