======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '254'
                                          'artist'  'Di Gojim'
                                     'text_people'  ''
                                         'release'  'Ergens...'
                                           'title'  'De Vlinder - Vlinder'
                                           'quals'  ("['Q-OLDST-3', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-3', 'Q-CHART-2', "
 "'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4', 'Q-HAP-3', 'Q-SYN-1', "
 "'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '106.6'
                                             'key'  'G m'  (6A)
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Ergens...'
'TBPM' (BPM (beats per minute))                     '106.6'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TIT2' (Title/songname/content description)         'De Vlinder - Vlinder'
'TKEY' (Initial key)                                'G m'
'TPE1' (Lead performer(s)/Soloist(s))               'Di Gojim'
'TRCK' (Track number/Position in set)               '4'
'TXXX:MusicBrainz Album Id'                         '0b946b1a-9933-4163-9963-31ae040762ba'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '29334fe8-84e2-4d35-9647-2b1566c3a39f'
'TXXX:MusicBrainz TRM Id'                           '85fd4cb0-4e53-41bf-b3e1-36b1caada140'
'TXXX:MusicMagic Data'                              'AgEA51bumPymKK3NgkMhDlEhgAGGC4bHDYKkfTZygfDPMdB2jrgWZ6zngAHJEIfPgl2AAcukBAb0OIABgAHA4xNx65WhtrM+gAKAAY9mqTWrHoLqCGgqa6dDgw+DXQWjoSkRK4EMx+2LgIZQCjSzXYvU1H6J8IVLhTu4T99f366GLYABsPQLTfKzrjeiHZcrgAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.57 dB'
'TXXX:replaygain_track_peak'                        '0.496749'

========================== row from database ==========================
                                              'id'  1495208
                                            'path'  /data/Music/Other/Pa/Volksmuziek/Di  Gojim/De Vlinder - Vlinder (Di Gojim, Ergens).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  254
                                           'genre'  loc-unsorted
                                        'filesize'  5097002
                                           'mtime'  1621637497
                                   'redo_metaread'  0
                                        'rest_str'   Pa Volksmuziek (Di Gojim, Ergens) loc unsorted
                                      'tag_artist'  Di Gojim
                                     'tag_release'  Ergens...
                                       'tag_title'  De Vlinder - Vlinder
                                             'bpm'  106.6
                                    'search_title'  'de':1 'vlinder':2
                                   'search_artist'  'di':1 'gojim':2
                                  'search_release'  'ergens':1,2
                                     'search_rest'  'di':3,4 'ergens':7,8 'gojim':5,6 'loc':9 'pa':1 'unsorted':10 'volksmuziek':2
                                    'search_combo'  'de':1A 'di':3B,9,10 'ergens':5C,6C,13,14 'gojim':4B,11,12 'loc':15 'pa':7 'unsorted':16 'vlinder':2A 'volksmuziek':8
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  G m
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-CHART-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-drums-1', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621637496.8695  (2021-05-22 00:51:36)
                             'size'  5097002