======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '167'
                                          'artist'  'The Challengers'
                                     'text_people'  'Chaim Tauber/Milton Leeds/Nicholas Roubanis'
                                         'release'  'Surfbeat'
                                           'title'  'Miserlou'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'instrumental', '60s', 'surf rock']"
                                     'discogstags'  "['rock', 'surf']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '143.213'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:\x16\x15\x00\x00'                PRIV(owner='AverageLevel', data=b'\x16\x15\x00\x00')
'PRIV:PeakValue:=|\x00\x00'                         PRIV(owner='PeakValue', data=b'=|\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 \x00 \x003\x005\x004\x001\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x003\x008\x006\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x002\x006\x002\x001\x008\x003\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x00 \x003\x005\x004\x001\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x003\x008\x006\x004\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x002\x006\x002\x001\x008\x003\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:+ï¤n\x10ý×Aº\x96\x84{\x97u¨ç'  PRIV(owner='WM/WMCollectionGroupID', data=b'+\xef\xa4n\x10\xfd\xd7A\xba\x96\x84{\x97u\xa8\xe7')
'PRIV:WM/WMCollectionID:+ï¤n\x10ý×Aº\x96\x84{\x97u¨ç'  PRIV(owner='WM/WMCollectionID', data=b'+\xef\xa4n\x10\xfd\xd7A\xba\x96\x84{\x97u\xa8\xe7')
'PRIV:WM/WMContentID:Qúºõ´ÂîB¬\\¬\x0e3JB['          PRIV(owner='WM/WMContentID', data=b'Q\xfa\xba\xf5\xb4\xc2\xeeB\xac\\\xac\x0e3JB[')
'TALB' (Album/Movie/Show title)                     'Surfbeat'
'TBPM' (BPM (beats per minute))                     '143.213'
'TCOM' (Composer)                                   'Chaim Tauber/Milton Leeds/Nicholas Roubanis'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDRC' (Recording time)                             '1994'
'TENC' (Encoded by)                                 'sixtiesstereo'
'TIT2' (Title/songname/content description)         'Miserlou'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Challengers'
'TPE2' (Band/orchestra/accompaniment)               'The Challengers'
'TPUB' (Publisher)                                  'Vault'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'surf']
'TXXX:lastfmtags'                                   ['surf', 'instrumental', '60s', 'surf rock']
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.94 dB'
'TXXX:replaygain_track_peak'                        '0.577147'

========================== row from database ==========================
                                              'id'  1337463
                                            'path'  /data/Music/Bulk/00poprockelectronic/Versions - MISIRLOU/Challengers - Misirlou.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  167
                                           'genre'  rock-pop-surf
                                        'filesize'  4679534
                                           'mtime'  1620737359
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Versions MISIRLOU Misirlou rock pop surf
                                      'tag_artist'  The Challengers
                                     'tag_release'  Surfbeat
                                       'tag_title'  Miserlou
                                             'bpm'  143.213
                                    'search_title'  'miserlou':1
                                   'search_artist'  'challengers':2 'the':1
                                  'search_release'  'surfbeat':1
                                     'search_rest'  '00poprockelectronic':1 'misirlou':3 'pop':5 'rock':4 'surf':6 'versions':2
                                    'search_combo'  '00poprockelectronic':5 'challengers':3B 'miserlou':1A 'misirlou':7 'pop':9 'rock':8 'surf':10 'surfbeat':4C 'the':2B 'versions':6
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'instrumental', '60s', 'surf rock']
                                        'tag_date'  1994
                                     'discogstags'  ['rock', 'surf']

============================== file details ==============================
                                           'mtime'  1620737358.711115  (2021-05-11 14:49:18)
                             'size'  4679534