======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '166'
                                          'artist'  'Jackie Wilson'
                                     'text_people'  ''
                                         'release'  'The Jackie Wilson Story [Sony]'
                                           'title'  'Reet Petite (The Finest Girl You Ever Want To Meet)'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', 'q-chart-1', "
 "'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['oldies', 'northern soul', '60s', 'motown', 'soul', 'rhythm and blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '325'
                                      'tracktotal'  ''
                                            'date'  '1957'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '85.166'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'1\x008\x00+\x009\x006\x00+\x003\x001\x006\x00F\x00+\x005\x00D\x00C\x005\x00+\x008\x00D\x00D\x001\x00+\x00B\x003\x006\x005\x00+\x00D\x009\x009\x00E\x00+\x001\x000\x001\x00F\x00F\x00+\x001\x003\x007\x004\x007\x00+\x001\x005\x00B\x005\x00A\x00+\x001\x008\x00E\x008\x00B\x00+\x001\x00B\x00B\x009\x003\x00+\x001\x00E\x009\x002\x001\x00+\x002\x002\x005\x00C\x009\x00+\x002\x005\x007\x007\x00B\x00+\x002\x008\x006\x001\x00A\x00+\x002\x00A\x00A\x004\x009\x00+\x002\x00E\x000\x007\x009\x00+\x003\x000\x008\x007\x004\x00+\x003\x005\x003\x00A\x004\x00+\x003\x008\x001\x006\x007\x00+\x003\x00A\x00A\x00A\x002\x00+\x003\x00D\x00F\x002\x00C\x00+\x004\x001\x00D\x001\x003\x00+\x004\x004\x003\x005\x00B\x00+\x004\x007\x002\x008\x00B\x00\x00\x00')
'PRIV:AverageLevel:M\n\x00\x00'                     PRIV(owner='AverageLevel', data=b'M\n\x00\x00')
'PRIV:PeakValue:ÍR\x00\x00'                         PRIV(owner='PeakValue', data=b'\xcdR\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')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x002\x001\x009\x007\x006\x00;\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x002\x001\x009\x007\x006\x00;\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:â§2ïëÂ\x88O¹[Ý\x04ä\x0bþ\x18'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xe2\xa72\xef\xeb\xc2\x88O\xb9[\xdd\x04\xe4\x0b\xfe\x18')
'PRIV:WM/WMCollectionID:â§2ïëÂ\x88O¹[Ý\x04ä\x0bþ\x18'  PRIV(owner='WM/WMCollectionID', data=b'\xe2\xa72\xef\xeb\xc2\x88O\xb9[\xdd\x04\xe4\x0b\xfe\x18')
"PRIV:WM/WMContentID:p÷(\x9ev·2L\x85\x1aÃñ'b(¡"     PRIV(owner='WM/WMContentID', data=b"p\xf7(\x9ev\xb72L\x85\x1a\xc3\xf1'b(\xa1")
'TALB' (Album/Movie/Show title)                     'The Jackie Wilson Story [Sony]'
'TBPM' (BPM (beats per minute))                     '85.166'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1957'
'TIT2' (Title/songname/content description)         'Reet Petite (The Finest Girl You Ever Want To Meet)'
'TKEY' (Initial key)                                '7B'
'TLEN' (Length)                                     '166733'
'TPE1' (Lead performer(s)/Soloist(s))               'Jackie Wilson'
'TPUB' (Publisher)                                  'Columbia'
'TRCK' (Track number/Position in set)               '325'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['oldies', 'northern soul', '60s', 'motown', 'soul', 'rhythm and blues']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.58 dB'
'TXXX:replaygain_track_peak'                        '0.536130'

========================== row from database ==========================
                                              'id'  1433325
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1957/1957-325 - Jackie Wilson - Reet Petite (The Finest Girl You Ever Want To Meet).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  166
                                           'genre'  prerock-unsorted
                                        'filesize'  6667416
                                           'mtime'  1620387714
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1957 1957 325 prerock unsorted
                                      'tag_artist'  Jackie Wilson
                                     'tag_release'  The Jackie Wilson Story [Sony]
                                       'tag_title'  Reet Petite (The Finest Girl You Ever Want To Meet)
                                             'bpm'  85.166
                                    'search_title'  'ever':8 'finest':5 'girl':6 'meet':11,12 'petite':2 'reet':1 'the':3,4 'to':10 'want':9 'you':7
                                   'search_artist'  'jackie':1 'wilson':2
                                  'search_release'  'jackie':2 'sony':5,6 'story':4 'the':1 'wilson':3
                                     'search_rest'  '00oldiepop':5 '1957':6 '325':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'unsorted':9
                                    'search_combo'  '00oldiepop':25 '1957':26 '325':27 'country':24 'ever':8A 'exotica':22 'finest':5A 'girl':6A 'jackie':13B,16C 'jazz':21 'meet':11A,12A 'oldies':23 'petite':2A 'prerock':28 'reet':1A 'sony':19C,20C 'story':18C 'the':3A,4A,15C 'to':10A 'unsorted':29 'want':9A 'wilson':14B,17C 'you':7A
                                    'tag_tracknum'  325
                                      'num_images'  0
                                             'key'  7B
                                           '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-2', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-2', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['oldies', 'northern soul', '60s', 'motown', 'soul', 'rhythm and blues']
                                        'tag_date'  1957
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620387714.2159429  (2021-05-07 13:41:54)
                             'size'  6667416