[
  {
    "start": 0.0,
    "text": "Hello hello",
    "end": 4.0
  },
  {
    "start": 4.0,
    "text": "Hey there!",
    "end": 10.0
  },
  {
    "start": 10.0,
    "text": "How are you? Hello!",
    "end": 9.09
  }
]