======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '181'
                                          'artist'  'California  Ramblers'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'The pay off'
                                           'quals'  ("['Q-HAP-3', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', "
 "'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', 'Q-SYN-1', 'Q-UNU-1', "
 "'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  '1924'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz'
                                             'bpm'  '117.2'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '117.2'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz'
'TDRC' (Recording time)                             '1924'
'TIT2' (Title/songname/content description)         'The pay off'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'California  Ramblers'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AQEBYwLKgZaqwY91gQAlTyMfgAGB0YACEZGm6AmIgAHRXYABgAEUJ67XgAHIZYABhQmAAa+PMJD9XIABgAGT5g2i6hKAAZoJgAKAAQ=='
'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'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.00 dB'
'TXXX:replaygain_track_peak'                        '0.605451'

========================== row from database ==========================
                                              'id'  1495493
                                            'path'  /data/Music/Other/Pa/Jazz/California  Ramblers/The pay off.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  181
                                           'genre'  prerock-jb-jazz
                                        'filesize'  3639824
                                           'mtime'  1678985383
                                   'redo_metaread'  0
                                        'rest_str'   Pa Jazz prerock jb jazz
                                      'tag_artist'  California  Ramblers
                                     'tag_release'  None
                                       'tag_title'  The pay off
                                             'bpm'  117.2
                                    'search_title'  'off':3 'pay':2 'the':1
                                   'search_artist'  'california':1 'ramblers':2
                                  'search_release'  
                                     'search_rest'  'jazz':2 'jb':4 'pa':1 'prerock':3
                                    'search_combo'  'california':4B 'jazz':7 'jb':9 'off':3A 'pa':6 'pay':2A 'prerock':8 'ramblers':5B 'the':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HAP-3', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', 'Q-SYN-1', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']
                                      'lastfmtags'  []
                                        'tag_date'  1924
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678985383.454705  (2023-03-16 17:49:43)
                             'size'  3639824