seekMap:
  isSeekable = true
  duration = 8901000
  getPosition(0) = [[timeUs=0, position=5401]]
  getPosition(1) = [[timeUs=0, position=5401], [timeUs=2345000, position=5401]]
  getPosition(4450500) = [[timeUs=2345000, position=5401], [timeUs=4567000, position=5401]]
  getPosition(8901000) = [[timeUs=4567000, position=5401]]
numberOfTracks = 1
track 1:
  total output bytes = 213
  sample count = 3
  format 0:
    id = 1
    sampleMimeType = application/x-subrip
    selectionFlags = 1
    language = und
  sample 0:
    time = 0
    flags = 1
    data = length 59, hash 1AD38625
  sample 1:
    time = 2345000
    flags = 1
    data = length 95, hash F331C282
  sample 2:
    time = 4567000
    flags = 1
    data = length 59, hash F8CD7C60
tracksEnded = true