======================== unified (from filesystem) ========================
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                                        'duration'  '424'
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                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '11'
                                            'date'  '2005'
                                        'comments'  ''
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                                             'key'  '4A'
                                        'acoustid'  'c8df4741-05e0-43a4-9128-5436233c3d49'
rest: ''

======================== rawer (from filesystem) ========================

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'TBPM' (BPM (beats per minute))                     '91'
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'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005-03-22'
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'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Decemberists'
'TPE2' (Band/orchestra/accompaniment)               'The Decemberists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Kill Rock Stars'
'TRCK' (Track number/Position in set)               '5/11'
'TSO2'                                              'Decemberists, The'
'TSOP' (Performer sort order)                       'Decemberists, The'
'TSRC' (ISRC (international standard recording code))  'USKRS0542505'
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'TXXX:Acoustid Id'                                  'c8df4741-05e0-43a4-9128-5436233c3d49'
'TXXX:Artists'                                      'The Decemberists'
'TXXX:BARCODE'                                      '759656042529'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'indie folk', 'folk', 'indie rock']
'TXXX:originalyear'                                 '2005'
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'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
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'TXXX:replaygain_track_peak'                        '0.432595'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3916241e-383a-4a17-95f8-321d363d87d7')

========================== row from database ==========================
                                              'id'  1520039
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The Decemberists/05 The Bagman_s Gambit.mp3
                                         'working'  None
                                         'bitrate'  197
                                    'duration_sec'  424
                                           'genre'  ifs-songwriter-indie
                                        'filesize'  10581356
                                           'mtime'  1636400438
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 05 Bagman_s ifs songwriter indie
                                      'tag_artist'  The Decemberists
                                     'tag_release'  Picaresque
                                       'tag_title'  The Bagman's Gambit
                                             'bpm'  91.0
                                    'search_title'  'bagman':2 'bagmans':4 'gambit':5 's':3 'the':1
                                   'search_artist'  'decemberists':2 'the':1
                                  'search_release'  'picaresque':1
                                     'search_rest'  '00singer':1 'bagman':4 'eos':3 'ifs':6 'indie':7 's':5 'songwriter':2
                                    'search_combo'  '00singer':9 'bagman':2A,12 'bagmans':4A 'decemberists':7B 'eos':11 'gambit':5A 'ifs':14 'indie':15 'picaresque':8C 's':3A,13 'songwriter':10 'the':1A,6B
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'indie folk', 'folk', 'indie rock']
                                        'tag_date'  2005
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636400438.4388516  (2021-11-08 20:40:38)
                             'size'  10581356