======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '189'
                                          'artist'  'Mindy Carson (Henri Rene Orchestra)'
                                     'text_people'  ''
                                         'release'  'Whitburn POP'
                                           'title'  'Candy And Cake'
                                           'quals'  ("['Q-JZFKS-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1950'
                                        'comments'  ''
                                           'genre'  'set-th-candy'
                                             'bpm'  '139.658'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '256K S 3.09'
'COMM:ID3v1 Comment:XXX'                            '256K S 3.09'
'PRIV:Amadeus II 3.5:pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA'  PRIV(owner='Amadeus II 3.5', data=b'pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA')
'PRIV:AverageLevel:{\x04\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x04\x00\x00')
'PRIV:PeakValue:!\x00\x00\x00'                      PRIV(owner='PeakValue', data=b'!\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Whitburn POP'
'TBPM' (BPM (beats per minute))                     '139.658'
'TCON' (Content type, a.k.a. Genre)                 'set-th-candy'
'TDRC' (Recording time)                             '1950'
'TENC' (Encoded by)                                 'Acoustica Audio Converter Pro 1.0 b24'
'TIT2' (Title/songname/content description)         'Candy And Cake'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mindy Carson (Henri Rene Orchestra)'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.63 dB'
'TXXX:replaygain_track_peak'                        '0.538587'

========================== row from database ==========================
                                              'id'  736075
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/sweets/Mindy Carson with Henri René & His Orch. - Candy And Cake.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  189
                                           'genre'  set-th-candy
                                        'filesize'  2277632
                                           'mtime'  1620343122
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country sweets with René & His Orch. set th candy
                                      'tag_artist'  Mindy Carson (Henri Rene Orchestra)
                                     'tag_release'  Whitburn POP
                                       'tag_title'  Candy And Cake
                                             'bpm'  139.658
                                    'search_title'  'and':2 'cake':3 'candy':1
                                   'search_artist'  'carson':2 'henri':3,4 'mindy':1 'orchestra':6,7 'rene':5
                                  'search_release'  'pop':2 'whitburn':1
                                     'search_rest'  'candy':14 'country':4 'exotica':2 'his':9 'jazz':1 'oldies':3 'orch':10,11 'rene':7,8 'set':12 'sweets':5 'th':13 'with':6
                                    'search_combo'  'and':2A 'cake':3A 'candy':1A,26 'carson':5B 'country':16 'exotica':14 'henri':6B,7B 'his':21 'jazz':13 'mindy':4B 'oldies':15 'orch':22,23 'orchestra':9B,10B 'pop':12C 'rene':8B,19,20 'set':24 'sweets':17 'th':25 'whitburn':11C 'with':18
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1950
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343121.5014124  (2021-05-07 01:18:41)
                             'size'  2277632