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  "music_url": "https://4ort.live/v1/mtv/video/cfc8f838dffe?download=1",
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    { "id": "s1", "narration": "LG Electronics and NVIDIA are collaborating to accelerate robotics." },
    { "id": "s2", "narration": "This collaboration aims to bring advanced AI and computing capabilities to robotics applications." }
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