{
  "media_list": [
    {
      "type": "image",
      "url": "https://samautomation.work/static/frontend/examples/json-to-mp4/frame.png",
      "duration": 6
    },
    {
      "type": "video",
      "url": "https://samautomation.work/static/frontend/examples/json-to-mp4/clip.mp4"
    }
  ],
  "voice_url": "https://samautomation.work/static/frontend/examples/json-to-mp4/audio.mp3",
  "transcripts": [
    {
      "words": "JSON to MP4",
      "start": 0,
      "end": 2
    }
  ],
  "settings": {
    "aspect_ratio": "16:9",
    "transition_type": "fade"
  }
}