{
  "transcription": [
    {
      "offsets": { "from": 0, "to": 5000 },
      "text": " Hello world.",
      "tokens": [
        { "text": " Hello", "offsets": { "from": 0, "to": 1000 }, "p": 0.98 },
        { "text": " world", "offsets": { "from": 1000, "to": 2000 }, "p": 0.95 }
      ]
    }
  ]
}

const words = [];
for (const segment of transcript.transcription) {
  for (const token of segment.tokens || []) {
    const text = token.text.trim();
    if (!text) continue;
    words.push({
      text,
      start: token.offsets.from / 1000,
      end: token.offsets.to / 1000,
    });
  }
}