input MarkingTimeframeInput {
  """
  The start of the `Marking` area in percentage of total video length. Defaults to video start (0) when the timeframe input property is set.
  """
  start: Percent

  """
  The end of the `Marking` area in percentage of total video length. Defaults to video end (1) when the timeframe input property is set.
  """
  end: Percent
}