[
  { "speaker": "Demo Saki", "text": "今日は同期処理の再試行を直します。", "timestamp": 0 },
  { "speaker": "Demo Saki Tanaka", "text": "私は料金ページを確認します。", "timestamp": 4.56 },
  { "speaker": "demo saki", "text": "Lowercase labels remain separate.", "timestamp": 9 },
  { "speaker": "Demo Saki ", "text": "Trailing spaces remain separate.", "timestamp": 12 },
  {
    "speaker": "Unidentified speaker",
    "text": "This speaker has not been identified.",
    "timestamp": 16
  },
  {
    "speaker": "Demo Saki",
    "text": "The retry test is still pending.\nI will check it after standup.",
    "timestamp": 21.25
  },
  { "speaker": "", "text": "An empty label must not be inferred.", "timestamp": 26 }
]