======================== unified (from filesystem) ========================
                                         'bitrate'  '203.601'
                                        'duration'  '274'
                                          'artist'  'Rachid Taha'
                                     'text_people'  'Joe Strummer/Mick Jones/Topper Headon'
                                         'release'  'Music for Maniacs'
                                           'title'  'rock el casbah'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['fip', 'algerian', 'rai', 'world music', 'world', 'arabic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '134.6'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

"PRIV:AverageLevel::'\x00\x00"                      PRIV(owner='AverageLevel', data=b":'\x00\x00")
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\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 \x007\x001\x008\x008\x004\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x006\x008\x006\x006\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x003\x009\x005\x001\x006\x007\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x001\x008\x008\x004\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x006\x008\x006\x006\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x003\x009\x005\x001\x006\x007\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:Vñ¤C\x03\x0cëB\xad©\x8d2¦«¾\xad'  PRIV(owner='WM/WMCollectionGroupID', data=b'V\xf1\xa4C\x03\x0c\xebB\xad\xa9\x8d2\xa6\xab\xbe\xad')
'PRIV:WM/WMCollectionID:Vñ¤C\x03\x0cëB\xad©\x8d2¦«¾\xad'  PRIV(owner='WM/WMCollectionID', data=b'V\xf1\xa4C\x03\x0c\xebB\xad\xa9\x8d2\xa6\xab\xbe\xad')
'PRIV:WM/WMContentID:âF¥ý[VÁG\x984Q\x9bÍÛ37'        PRIV(owner='WM/WMContentID', data=b'\xe2F\xa5\xfd[V\xc1G\x984Q\x9b\xcd\xdb37')
'PRIV:ZuneCollectionID:x{þ\x8eËXöB\x97.\x94&·ÛY\x8d'  PRIV(owner='ZuneCollectionID', data=b'x{\xfe\x8e\xcbX\xf6B\x97.\x94&\xb7\xdbY\x8d')
'PRIV:ZuneMediaID:\x00|\x8c\x81\x00\x05Û\x11\x89Ê\x00\x19¹*93'  PRIV(owner='ZuneMediaID', data=b'\x00|\x8c\x81\x00\x05\xdb\x11\x89\xca\x00\x19\xb9*93')
'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '134.6'
'TCOM' (Composer)                                   'Joe Strummer/Mick Jones/Topper Headon'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2004'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Burst mode)'
'TIT2' (Title/songname/content description)         'rock el casbah'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rachid Taha'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Sony Music Distribution'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['fip', 'algerian', 'rai', 'world music', 'world', 'arabic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.17 dB'
'TXXX:replaygain_track_peak'                        '0.383996'

========================== row from database ==========================
                                              'id'  649134
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Rachid Taha - rock el casbah.mp3
                                         'working'  None
                                         'bitrate'  203
                                    'duration_sec'  274
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  6983788
                                           'mtime'  1621629051
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs electronic experimental oddness
                                      'tag_artist'  Rachid Taha
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  rock el casbah
                                             'bpm'  134.6
                                    'search_title'  'casbah':3 'el':2 'rock':1
                                   'search_artist'  'rachid':1 'taha':2
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'electronic':3 'experimental':4 'maniacs':2 'music':1 'oddness':5
                                    'search_combo'  'casbah':3A 'el':2A 'electronic':11 'experimental':12 'for':7C 'maniacs':8C,10 'music':6C,9 'oddness':13 'rachid':4B 'rock':1A 'taha':5B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['fip', 'algerian', 'rai', 'world music', 'world', 'arabic']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629050.8543112  (2021-05-21 22:30:50)
                             'size'  6983788