======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '224'
                                          'artist'  'Rank Sinatra'
                                     'text_people'  ''
                                         'release'  "It's Fan-Dabi-Dozi!"
                                           'title'  'Eternal Flame (7" Pop edit)'
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                                      'lastfmtags'  "['noise', 'experimental', 'scare the kids', 'pop', 'harsh pop']"
                                     'discogstags'  "['noise', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '23'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-pl-mor'
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                                             'key'  '1A'
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rest: ''

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

'TALB' (Album/Movie/Show title)                     "It's Fan-Dabi-Dozi!"
'TBPM' (BPM (beats per minute))                     '136.4'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'set-pl-mor']
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Eternal Flame (7" Pop edit)'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Rank Sinatra'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'V/Vm Test Records'
'TRCK' (Track number/Position in set)               '15/23'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Rank Sinatra'
'TXXX:Acoustid Id'                                  '0da67b89-20fb-4022-aa06-1a7ac65f9aff'
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'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'ee0c72f0-ad2a-46d6-9010-d19b0063f2ca'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'ca6ed94d-64f8-4ab8-b679-187d99ae9e06'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['noise', 'electronic']
'TXXX:lastfmtags'                                   ['noise', 'experimental', 'scare the kids', 'pop', 'harsh pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.48 dB'
'TXXX:replaygain_track_peak'                        '0.270423'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'388e13f6-eb3f-4ab6-92db-5eb7f6fa4c7e')

========================== row from database ==========================
                                              'id'  1529650
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/[.Kozuo] - It_s Fan-Dabi-Dozi!/CD 02/Rank Sinatra - Eternal Flame (Edit).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  224
                                           'genre'  electronic-unsorted;set-pl-mor
                                        'filesize'  3595648
                                           'mtime'  1638556500
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm [.Kozuo] It_s CD 02 (Edit) electronic unsorted;set pl mor
                                      'tag_artist'  Rank Sinatra
                                     'tag_release'  It's Fan-Dabi-Dozi!
                                       'tag_title'  Eternal Flame (7" Pop edit)
                                             'bpm'  136.4
                                    'search_title'  '7':3,4 'edit':6,7 'eternal':1 'flame':2 'pop':5
                                   'search_artist'  'rank':1 'sinatra':2
                                  'search_release'  'dabi':5 'dozi':6 'fan':4 'fandabidozi':7 'it':1 'its':3 's':2
                                     'search_rest'  'cd':5 'edit':6,7 'electronic':8 'it':3 'kozuo':1,2 'mor':14 'pl':13 's':4 'set':10,12 'unsorted':9,11
                                    'search_combo'  '7':3A,4A 'cd':21 'dabi':14C 'dozi':15C 'edit':6A,7A,22,23 'electronic':24 'eternal':1A 'fan':13C 'fandabidozi':16C 'flame':2A 'it':10C,19 'its':12C 'kozuo':17,18 'mor':30 'pl':29 'pop':5A 'rank':8B 's':11C,20 'set':26,28 'sinatra':9B 'unsorted':25,27
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['noise', 'experimental', 'scare the kids', 'pop', 'harsh pop']
                                        'tag_date'  2003
                                     'discogstags'  ['noise', 'electronic']

============================== file details ==============================
                                           'mtime'  1638556499.9706697  (2021-12-03 19:34:59)
                             'size'  3595648