======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '132'
                                          'artist'  'Lele Marchitelli'
                                     'text_people'  ''
                                         'release'  'The Young Pope'
                                           'title'  'Cardinals'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['soundtrack', 'beautiful', 'film score', 'pure melodies of perfection', "
 "'italian']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  '84'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'soundtrack-video-movies'
                                             'bpm'  '120.1'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Young Pope'
'TBPM' (BPM (beats per minute))                     '120.1'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video-movies'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Cardinals'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lele Marchitelli'
'TPE2' (Band/orchestra/accompaniment)               'Lele Marchitelli'
'TPUB' (Publisher)                                  'WM Italy'
'TRCK' (Track number/Position in set)               '01/84'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack',
 'beautiful',
 'film score',
 'pure melodies of perfection',
 'italian']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.33 dB'
'TXXX:replaygain_track_peak'                        '0.572344'

========================== row from database ==========================
                                              'id'  1310389
                                            'path'  /data/Music/Bulk/0soundtrack/the young pope - soundtrack/01. cardinals.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  132
                                           'genre'  soundtrack-video-movies
                                        'filesize'  5394814
                                           'mtime'  1642097394
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack the young pope soundtrack 01. cardinals soundtrack video movies
                                      'tag_artist'  Lele Marchitelli
                                     'tag_release'  The Young Pope
                                       'tag_title'  Cardinals
                                             'bpm'  120.1
                                    'search_title'  'cardinals':1
                                   'search_artist'  'lele':1 'marchitelli':2
                                  'search_release'  'pope':3 'the':1 'young':2
                                     'search_rest'  '01':6,7 '0soundtrack':1 'cardinals':8 'movies':10 'pope':4 'soundtrack':5 'the':2 'video':9 'young':3
                                    'search_combo'  '01':12,13 '0soundtrack':7 'cardinals':1A,14 'lele':2B 'marchitelli':3B 'movies':16 'pope':6C,10 'soundtrack':11 'the':4C,8 'video':15 'young':5C,9
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'Q-LOCALNESS-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['soundtrack', 'beautiful', 'film score', 'pure melodies of perfection', 'italian']
                                        'tag_date'  2016
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642097393.6362844  (2022-01-13 19:09:53)
                             'size'  5394814