{
  "$mulmocast": {
    "version": "1.1",
    "credit": "closing"
  },
  "speechParams": {
    "speakers": {
      "Presenter": {
        "provider": "gemini",
        "voiceId": "Leda",
        "speechOptions": { "instruction": "Speak like a professional news presenter." }
      }
    }
  },
  "audioParams": {
    "bgm": {
      "kind": "url",
      "url": "https://github.com/receptron/mulmocast-media/raw/refs/heads/main/bgms/morning001.mp3"
    }
  },
  "canvasSize": {
    "width": 1024,
    "height": 1536
  },
  "imageParams": {
    "provider": "google",
    "model": "gemini-2.5-flash-image"
  }
}