======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '144'
                                          'artist'  'Jimmy Radcliffe'
                                     'text_people'  ''
                                         'release'  'Wigan Casino Story'
                                           'title'  'Long After Tonight Is All Over'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['northern soul', 'soul', '7soul', 'united states', 'northern']"
                                     'discogstags'  "['funk / soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '21'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'funk or soul-soul'
                                             'bpm'  '115.920'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000008B4 000008B4 0000644C'
'COMM:iTunNORM:eng'                                 (' 000008B4 000008B4 0000644C 0000644C 00005741 00005741 000079A7 000079A7 '
 '00004FE8 00004FE8')
'PRIV:AverageLevel:<\x13\x00\x00'                   PRIV(owner='AverageLevel', data=b'<\x13\x00\x00')
'PRIV:PeakValue:¦y\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa6y\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Wigan Casino Story'
'TBPM' (BPM (beats per minute))                     '115.920'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-soul'
'TIT2' (Title/songname/content description)         'Long After Tonight Is All Over'
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '144404'
'TPE1' (Lead performer(s)/Soloist(s))               'Jimmy Radcliffe'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '21'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'funk / soul'
'TXXX:lastfmtags'                                   ['northern soul', 'soul', '7soul', 'united states', 'northern']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.89 dB'
'TXXX:replaygain_track_peak'                        '0.475212'

========================== row from database ==========================
                                              'id'  1304373
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/jimmy radcliffe - long after tonight is all over.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  144
                                           'genre'  funk or soul-soul
                                        'filesize'  2890146
                                           'mtime'  1620573156
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] jimmy radcliffe long after tonight is all over funk soul soul
                                      'tag_artist'  Jimmy Radcliffe
                                     'tag_release'  Wigan Casino Story
                                       'tag_title'  Long After Tonight Is All Over
                                             'bpm'  115.92
                                    'search_title'  'after':2 'all':5 'is':4 'long':1 'over':6 'tonight':3
                                   'search_artist'  'jimmy':1 'radcliffe':2
                                  'search_release'  'casino':2 'story':3 'wigan':1
                                     'search_rest'  '00poprockelectronic':1 'after':10 'all':13 'files':5,6 'funk':15 'is':12 'jimmy':7 'long':9 'loose':3,4 'over':14 'radcliffe':8 'soul':16 'tonight':11 'unsorted':2
                                    'search_combo'  '00poprockelectronic':12 'after':2A,21 'all':5A,24 'casino':10C 'files':16,17 'funk':26 'is':4A,23 'jimmy':7B,18 'long':1A,20 'loose':14,15 'over':6A,25 'radcliffe':8B,19 'soul':27 'story':11C 'tonight':3A,22 'unsorted':13 'wigan':9C
                                    'tag_tracknum'  21
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['northern soul', 'soul', '7soul', 'united states', 'northern']
                                        'tag_date'  
                                     'discogstags'  ['funk / soul']

============================== file details ==============================
                                           'mtime'  1620573155.8469923  (2021-05-09 17:12:35)
                             'size'  2890146