======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '130'
                                          'artist'  'Jackie Wilson'
                                     'text_people'  'B. Gordy Jr./T. Carlo/G. Gordy'
                                         'release'  'The Jackie Wilson Story [Sony]'
                                           'title'  "I'll Be Satisfied"
                                           '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-3', 'q-other-1', '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'  '5'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '132.444'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-151 POS 20'
'COMM:ID3v1 Comment:XXX'                            '59-151 POS 20'
'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:ó\t\x00\x00'                     PRIV(owner='AverageLevel', data=b'\xf3\t\x00\x00')
'PRIV:PeakValue:x@\x00\x00'                         PRIV(owner='PeakValue', data=b'x@\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:PVÒ\x87îÎ\xa0G\x9dºØJ4îþ@'     PRIV(owner='WM/WMContentID', data=b'PV\xd2\x87\xee\xce\xa0G\x9d\xba\xd8J4\xee\xfe@')
'TALB' (Album/Movie/Show title)                     'The Jackie Wilson Story [Sony]'
'TBPM' (BPM (beats per minute))                     '132.444'
'TCOM' (Composer)                                   'B. Gordy Jr./T. Carlo/G. Gordy'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         "I'll Be Satisfied"
'TKEY' (Initial key)                                '7A'
'TLEN' (Length)                                     '130466'
'TPE1' (Lead performer(s)/Soloist(s))               'Jackie Wilson'
'TPE2' (Band/orchestra/accompaniment)               'Jackie Wilson'
'TPUB' (Publisher)                                  'Columbia'
'TRCK' (Track number/Position in set)               '5'
'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'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.84 dB'
'TXXX:replaygain_track_peak'                        '0.502650'

========================== row from database ==========================
                                              'id'  1522007
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-151 - Jackie Wilson - I_ll Be Satisfied.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  130
                                           'genre'  prerock-unsorted
                                        'filesize'  5220224
                                           'mtime'  1620387793
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 151 I_ll prerock unsorted
                                      'tag_artist'  Jackie Wilson
                                     'tag_release'  The Jackie Wilson Story [Sony]
                                       'tag_title'  I'll Be Satisfied
                                             'bpm'  132.444
                                    'search_title'  'be':4 'i':1 'ill':3 'll':2 'satisfied':5
                                   'search_artist'  'jackie':1 'wilson':2
                                  'search_release'  'jackie':2 'sony':5,6 'story':4 'the':1 'wilson':3
                                     'search_rest'  '00oldiepop':5 '151':8 '1959':6 '59':7 'country':4 'exotica':2 'i':9 'jazz':1 'll':10 'oldies':3 'prerock':11 'unsorted':12
                                    'search_combo'  '00oldiepop':18 '151':21 '1959':19 '59':20 'be':4A 'country':17 'exotica':15 'i':1A,22 'ill':3A 'jackie':6B,9C 'jazz':14 'll':2A,23 'oldies':16 'prerock':24 'satisfied':5A 'sony':12C,13C 'story':11C 'the':8C 'unsorted':25 'wilson':7B,10C
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  7A
                                           '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-3', 'q-syn-1', 'q-chart-1', 'q-other-1', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['oldies', 'northern soul', '60s', 'motown', 'soul', 'rhythm and blues']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620387792.5648384  (2021-05-07 13:43:12)
                             'size'  5220224