metaflac --list track.flac 
METADATA block #0
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  length: 34
  minimum blocksize: 4096 samples
  maximum blocksize: 4096 samples
  minimum framesize: 3002 bytes
  maximum framesize: 17569 bytes
  sample_rate: 88200 Hz
  channels: 2
  bits-per-sample: 24
  total samples: 21492868
  MD5 signature: 22d5303bffac19e615120ca3553b2af2
METADATA block #1
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  length: 450
  seek points: 25
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METADATA block #2
  type: 4 (VORBIS_COMMENT)
  is last: false
  length: 475
  vendor string: reference libFLAC 1.1.2 20050205
  comments: 14
    comment[0]: TITLE=Symphony No. 40 in G minor, K.550 - III Menuetto: Allegretto
    comment[1]: TOTALTRACKS=15
    comment[2]: Tracknumber=10
    comment[3]: replaygain_album_gain=-3.74 dB
    comment[4]: replaygain_album_peak=0.988520
    comment[5]: replaygain_track_gain=-3.06 dB
    comment[6]: replaygain_track_peak=0.984122
    comment[7]: Album=Mozart Symphonies 38 - 41
    comment[8]: Artist=Wolfgang Amadeus Mozart
    comment[9]: Comment=LINN
    comment[10]: Genre=Classical
    comment[11]: Date=2008
    comment[12]: COMPOSER=Wolfgang Amadeus Mozart
    comment[13]: PERFORMER=Scottish Chamber Orchestra
METADATA block #3
  type: 1 (PADDING)
  is last: true
  length: 7757