======================== unified (from filesystem) ========================
                                         'bitrate'  '320.041'
                                        'duration'  '399'
                                          'artist'  'Christian McBride'
                                     'text_people'  'Christian McBride'
                                         'release'  'radio jazz 13'
                                           'title'  'Sister Rosa (feat. Russell Malone)'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
 "'Q-OLDST-2', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-1', 'Q-PLAY-2', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['bass', 'jazz fusion', 'smooth jazz', 'jazz', 'fusion', 'funk']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '121.3'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

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'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 \x002\x003\x000\x006\x005\x006\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x000\x003\x002\x009\x008\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x004\x005\x007\x000\x005\x000\x007\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x002\x003\x000\x006\x005\x006\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x000\x003\x002\x009\x008\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x002\x004\x005\x007\x000\x005\x000\x007\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x10/(\x83>á»G·KÒTÅÂ\x01\x8c'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x10/(\x83>\xe1\xbbG\xb7K\xd2T\xc5\xc2\x01\x8c')
'PRIV:WM/WMCollectionID:\x10/(\x83>á»G·KÒTÅÂ\x01\x8c'  PRIV(owner='WM/WMCollectionID', data=b'\x10/(\x83>\xe1\xbbG\xb7K\xd2T\xc5\xc2\x01\x8c')
'PRIV:WM/WMContentID:þ\x03\x08Ô\x02-ÊB\x8d2¿\rVc\x97Ê'  PRIV(owner='WM/WMContentID', data=b'\xfe\x03\x08\xd4\x02-\xcaB\x8d2\xbf\rVc\x97\xca')
'TALB' (Album/Movie/Show title)                     'radio jazz 13'
'TBPM' (BPM (beats per minute))                     '121.3'
'TCOM' (Composer)                                   'Christian McBride'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'Sister Rosa (feat. Russell Malone)'
'TKEY' (Initial key)                                '2A'
'TLEN' (Length)                                     '399000'
'TPE1' (Lead performer(s)/Soloist(s))               'Christian McBride'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Mack Avenue'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['bass', 'jazz fusion', 'smooth jazz', 'jazz', 'fusion', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-4.25 dB'
'TXXX:replaygain_track_peak'                        '0.978766'

========================== row from database ==========================
                                              'id'  1482186
                                            'path'  /data/Music/Bulk/00poprockelectronic/radio jazz 13/Christian McBride &  Russell Malone - sister rosa .mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  399
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  15970177
                                           'mtime'  1620541353
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic & sister rosa prerock jb unsorted
                                      'tag_artist'  Christian McBride
                                     'tag_release'  radio jazz 13
                                       'tag_title'  Sister Rosa (feat. Russell Malone)
                                             'bpm'  121.3
                                    'search_title'  'feat':3,4 'malone':6,7 'rosa':2 'russell':5 'sister':1
                                   'search_artist'  'bride':4 'christian':1 'mc':3 'mcbride':2
                                  'search_release'  'jazz':2 'radio':1
                                     'search_rest'  '00poprockelectronic':1 'jb':5 'prerock':4 'rosa':3 'sister':2 'unsorted':6
                                    'search_combo'  '00poprockelectronic':14 'bride':11B 'christian':8B 'feat':3A,4A 'jazz':13C 'jb':18 'malone':6A,7A 'mc':10B 'mcbride':9B 'prerock':17 'radio':12C 'rosa':2A,16 'russell':5A 'sister':1A,15 'unsorted':19
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['bass', 'jazz fusion', 'smooth jazz', 'jazz', 'fusion', 'funk']
                                        'tag_date'  2011
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620541353.2362926  (2021-05-09 08:22:33)
                             'size'  15970177