{
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    },
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      "response_format": "b64_json"
    },
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      "mode": "describe"
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    "supported_formats": ["png", "jpg", "jpeg", "webp", "gif"],
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      "image_to_image": 180,
      "image_to_text": 120
    }
  },
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    "backoff_multiplier": 2,
    "initial_delay_seconds": 1
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}