======================== unified (from filesystem) ========================
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                                        'duration'  '163'
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                                           'title'  'La Virgen De Covadonga'
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                             'musicbrainz_albumid'  ''
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                                      'tracktotal'  '24'
                                            'date'  '1996'
                                        'comments'  ''
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======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'The Secret Museum of Mankind, Volume 3: Ethnic Music Classics 1925-48'
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'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'La Virgen De Covadonga'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               '"Cuchichi" Josi Menindez'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Yazoo Records'
'TRCK' (Track number/Position in set)               '4/24'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Menéndez, "Cuchichi" José'
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'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
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'TXXX:Q-LOCALNESS'                                  '4'
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'TXXX:q-chart'                                      '1'
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'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
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'TXXX:replaygain_track_peak'                        '0.535201'
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                                     'tag_release'  The Secret Museum of Mankind, Volume 3: Ethnic Music Classics 1925-48
                                       'tag_title'  La Virgen De Covadonga
                                             'bpm'  145.79
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                                   'search_artist'  'cuchichi':1 'josi':2 'menindez':3
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                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627314.9551375  (2021-05-21 22:01:54)
                             'size'  2606930