======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '171'
                                          'artist'  'CAKE'
                                     'text_people'  ''
                                         'release'  'Stubbs the Zombie'
                                           'title'  'Strangers in the Night'
                                           'quals'  "['q-bass-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'soundtrack'
                                             'bpm'  '90.0'
                                             'key'  'D m'  (7A)
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=0, count=0)
'TALB' (Album/Movie/Show title)                     'Stubbs the Zombie'
'TBPM' (BPM (beats per minute))                     '90.0'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack'
'TDRC' (Recording time)                             '2005'
'TDRL' (Release time)                               '2005-10-18'
'TDTG' (Tagging time)                               '2008-02-02 17:58:10'
'TIT2' (Title/songname/content description)         'Strangers in the Night'
'TKEY' (Initial key)                                'D m'
'TPE1' (Lead performer(s)/Soloist(s))               'CAKE'
'TRCK' (Track number/Position in set)               '5'
'TSOP' (Performer sort order)                       'CAKE'
'TXXX:MusicBrainz Album Artist'                     'Various Artists'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Artist Sortname'            'Various Artists'
'TXXX:MusicBrainz Album Id'                         '66b81ae0-25da-4c28-9cd0-c03adbf419ed'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'soundtrack'
'TXXX:MusicBrainz Artist Id'                        'fa7b9055-3703-473a-8a09-adf2fe031a24'
'TXXX:MusicBrainz Non-Album'                        '0'
'TXXX:MusicIP PUID'                                 'f9de221e-b33a-7c57-5186-d830035563d5'
'TXXX:MusicMagic Data'                              'AgEAn+N2hfORp9Gthh1nzFoTiAeDIIFc6XyUx1RupXvfIMHVheT9G6nRu3rFDbTXgo2AAeF2s9opi7hvgAHDBPLU97SnktB6gg+AAZb2nx/BYITyBpFSXIVnhQWGDe20m2RWnbXQ7biU04/a9hiwjcxxwU6stoJ4gAEHkrQtIYHoXpiJ1C3xXwISvBbqVY/emuw='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e224502b-4eff-42d8-add1-e61be2f9f4a5')

========================== row from database ==========================
                                              'id'  1538738
                                            'path'  /data/Music/Other/PrevSet/[6calmer]/Stubbs The Zombie/05 - CAKE - Strangers in the Night.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  171
                                           'genre'  soundtrack
                                        'filesize'  4188424
                                           'mtime'  1657675862
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [6calmer] The 05 soundtrack
                                      'tag_artist'  CAKE
                                     'tag_release'  Stubbs the Zombie
                                       'tag_title'  Strangers in the Night
                                             'bpm'  90.0
                                    'search_title'  'in':2 'night':4 'strangers':1 'the':3
                                   'search_artist'  'cake':1
                                  'search_release'  'stubbs':1 'the':2 'zombie':3
                                     'search_rest'  '6calmer':2,3 'prev':6 'prevset':1 'set':7 'soundtrack':5 'the':4
                                    'search_combo'  '6calmer':10,11 'cake':5B 'in':2A 'night':4A 'prev':14 'prevset':9 'set':15 'soundtrack':13 'strangers':1A 'stubbs':6C 'the':3A,7C,12 'zombie':8C
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  D m
                                           'quals'  ['q-bass-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1657675861.6256297  (2022-07-13 03:31:01)
                             'size'  4188424