======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '556'
                                          'artist'  'Gothenburg Symphony Orchestra'
                                     'text_people'  ''
                                         'release'  'The Young Pope'
                                           'title'  'Symphony No.3 in C, Op.52 : 3. Moderato - Allegro (ma non tanto)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-1', 'q-busy-2', "
 "'q-grit-2', 'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-2', 'q-chart-2', 'q-drums-2', "
 "'q-other-4', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['orchestra', 'all', 'classical', 'sweden', 'spotify']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '83'
                                      'tracktotal'  '84'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'soundtrack-video-series'
                                             'bpm'  '135.1'
                                             'key'  '8B'
                                        '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))                     '135.1'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video-series'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Symphony No.3 in C, Op.52 : 3. Moderato - Allegro (ma non tanto)'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Gothenburg Symphony Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Digital Distribution Ukraine'
'TRCK' (Track number/Position in set)               '83/84'
'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'                                   ['orchestra', 'all', 'classical', 'sweden', 'spotify']
'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'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.91 dB'
'TXXX:replaygain_track_peak'                        '0.972444'

========================== row from database ==========================
                                              'id'  1317779
                                            'path'  /data/Music/Bulk/0soundtrack/the young pope - soundtrack/83. symphony no.3 in c, op.52 - 3. moderato - allegro (ma non tanto).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  556
                                           'genre'  soundtrack-video-series
                                        'filesize'  22362459
                                           'mtime'  1637522336
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack young pope soundtrack 83. symphony no.3 c, op.52 moderato allegro soundtrack video series
                                      'tag_artist'  Gothenburg Symphony Orchestra
                                     'tag_release'  The Young Pope
                                       'tag_title'  Symphony No.3 in C, Op.52 : 3. Moderato - Allegro (ma non tanto)
                                             'bpm'  135.1
                                    'search_title'  '3':3,11,12 '52':9 'allegro':14 'c':6,7 'in':5 'ma':15,16 'moderato':13 'no':2 'no3':4 'non':17 'op':8 'op52':10 'symphony':1 'tanto':18,19
                                   'search_artist'  'gothenburg':1 'orchestra':3 'symphony':2
                                  'search_release'  'pope':3 'the':1 'young':2
                                     'search_rest'  '0soundtrack':1 '3':9 '52':14 '83':5,6 'allegro':17 'c':11,12 'moderato':16 'no':8 'no3':10 'op':13 'op52':15 'pope':3 'series':19 'soundtrack':4 'symphony':7 'video':18 'young':2
                                    'search_combo'  '0soundtrack':26 '3':3A,11A,12A,34 '52':9A,39 '83':30,31 'allegro':14A,42 'c':6A,7A,36,37 'gothenburg':20B 'in':5A 'ma':15A,16A 'moderato':13A,41 'no':2A,33 'no3':4A,35 'non':17A 'op':8A,38 'op52':10A,40 'orchestra':22B 'pope':25C,28 'series':44 'soundtrack':29 'symphony':1A,21B,32 'tanto':18A,19A 'the':23C 'video':43 'young':24C,27
                                    'tag_tracknum'  83
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['orchestra', 'all', 'classical', 'sweden', 'spotify']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637522336.077484  (2021-11-21 20:18:56)
                             'size'  22362459