{
  "$mulmocast": {
    "version": "1.1"
  },
  "lang": "en",
  "title": "Mixed Providers Test",
  "description": "Testing multiple TTS providers for different speakers",
  "speechParams": {
    "speakers": {
      "Presenter": {
        "provider": "openai",
        "voiceId": "shimmer",
        "displayName": {
          "en": "Main Presenter"
        }
      },
      "Narrator": {
        "voiceId": "en-US-Standard-A",
        "provider": "google",
        "displayName": {
          "en": "Google Narrator"
        }
      },
      "Expert": {
        "voiceId": "21m00Tcm4TlvDq8ikWAM",
        "provider": "elevenlabs",
        "displayName": {
          "en": "Expert Voice"
        }
      },
      "Host": {
        "voiceId": "Kore",
        "provider": "gemini",
        "displayName": {
          "en": "Japanese Host"
        }
      }
    }
  },
  "audioParams": {
    "padding": 0.5,
    "introPadding": 1.0,
    "closingPadding": 1.0,
    "outroPadding": 1.0
  },
  "beats": [
    {
      "speaker": "Presenter",
      "text": "Welcome to our presentation. I'm using OpenAI's default provider.",
      "image": {
        "type": "textSlide",
        "slide": {
          "title": "Mixed Provider Demo",
          "subtitle": "OpenAI Speaker"
        }
      }
    },
    {
      "speaker": "Narrator",
      "text": "And I'm the narrator, using Google's text-to-speech service.",
      "image": {
        "type": "textSlide",
        "slide": {
          "title": "Mixed Provider Demo",
          "subtitle": "Google Speaker"
        }
      }
    },
    {
      "speaker": "Expert",
      "text": "Finally, I'm the expert using ElevenLabs for premium voice quality.",
      "image": {
        "type": "textSlide",
        "slide": {
          "title": "Mixed Provider Demo",
          "subtitle": "ElevenLabs Speaker"
        }
      }
    },
    {
      "speaker": "Host",
      "text": "そして私は、Gemini TTS です。Google's TTS とは別の方法を利用しています。",
      "image": {
        "type": "textSlide",
        "slide": {
          "title": "Mixed Provider Demo",
          "subtitle": "Gemini Speaker (Japanese)"
        }
      }
    }
  ]
}