======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '231'
                                          'artist'  'J.B.O.'
                                     'text_people'  ''
                                         'release'  'Explizite Lyrik'
                                           'title'  "Mir sta'dd'n etz die Feier"
                                           'quals'  "['q-bass-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '20'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '145.9'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'COMM::XXX'                                         'ripped by Magix'
'TALB' (Album/Movie/Show title)                     'Explizite Lyrik'
'TBPM' (BPM (beats per minute))                     '145.9'
'TCMP'                                              '0'
'TDRC' (Recording time)                             '1995-09-11'
'TDRL' (Release time)                               '1995-09-11'
'TDTG' (Tagging time)                               '2008-02-19 14:59:21'
'TIT2' (Title/songname/content description)         "Mir sta'dd'n etz die Feier"
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'J.B.O.'
'TRCK' (Track number/Position in set)               '12/20'
'TSOP' (Performer sort order)                       'J.B.O.'
'TXXX:MusicBrainz Album Artist'                     'J.B.O.'
'TXXX:MusicBrainz Album Artist Id'                  '11780147-21c2-4060-abf5-b0804119ef50'
'TXXX:MusicBrainz Album Artist Sortname'            'J.B.O.'
'TXXX:MusicBrainz Album Id'                         '6a5c9ee5-3504-47ea-b3af-8c2c2a28ac69'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '11780147-21c2-4060-abf5-b0804119ef50'
'TXXX:MusicBrainz Non-Album'                        '0'
'TXXX:MusicIP PUID'                                 '1e94a367-1031-2def-c24d-d4d09ea8b412'
'TXXX:MusicMagic Data'                              'AgEACAjbrL+KqZcVgSE04V+IgAGB3YOewiCUTVL8npgPL4ABgvPFq60X9Pfuev6BgNyAAfxUgA4XEuGcgAG+UOSi/UOgFdSDu6eAAaC+keard4QcGpQ7ZonuglKGCcgvmb5AZ5+eCdKZm4eDzaK1FL/e4uzHU4MvgdbwdIQj/fTX8oC0wjfmSPm2oZ3JOIYmgNY='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'669cfb33-ca67-49be-b62f-ae670e29a89a')

========================== row from database ==========================
                                              'id'  1538576
                                            'path'  /data/Music/Other/PrevSet/[9amusing]/JBO/Mir sta'dd'n etz die Feier.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  231
                                           'genre'  
                                        'filesize'  3709649
                                           'mtime'  1662800540
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [9amusing] JBO
                                      'tag_artist'  J.B.O.
                                     'tag_release'  Explizite Lyrik
                                       'tag_title'  Mir sta'dd'n etz die Feier
                                             'bpm'  145.9
                                    'search_title'  'dd':3 'die':7 'etz':6 'feier':8 'mir':1 'n':4 'sta':2 'staddn':5
                                   'search_artist'  'b':2 'j':1 'jbo':4 'o':3
                                  'search_release'  'explizite':1 'lyrik':2
                                     'search_rest'  '9amusing':2,3 'jbo':4 'prev':5 'prevset':1 'set':6
                                    'search_combo'  '9amusing':16,17 'b':10B 'dd':3A 'die':7A 'etz':6A 'explizite':13C 'feier':8A 'j':9B 'jbo':12B,18 'lyrik':14C 'mir':1A 'n':4A 'o':11B 'prev':19 'prevset':15 'set':20 'sta':2A 'staddn':5A
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['q-bass-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800539.8011885  (2022-09-10 11:02:19)
                             'size'  3709649