======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '156'
                                          'artist'  'The Modern Jazz Quartet, Lauri'
                                     'text_people'  'D. Ferreira/Djalma Ferreira'
                                         'release'  'radio jazz 13'
                                           'title'  'Foi A Saudade'
                                           '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-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1964'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '107.9'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'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 \x001\x000\x008\x000\x007\x006\x001\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x007\x001\x005\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x009\x007\x004\x001\x002\x001\x000\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x001\x000\x008\x000\x007\x006\x001\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x007\x001\x005\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x009\x007\x004\x001\x002\x001\x000\x00\x00\x00')
"PRIV:WM/WMCollectionGroupID:³üÿ'\x01\\yM\x8eäÃ\x1d½\x06ìS"  PRIV(owner='WM/WMCollectionGroupID', data=b"\xb3\xfc\xff'\x01\\yM\x8e\xe4\xc3\x1d\xbd\x06\xecS")
"PRIV:WM/WMCollectionID:³üÿ'\x01\\yM\x8eäÃ\x1d½\x06ìS"  PRIV(owner='WM/WMCollectionID', data=b"\xb3\xfc\xff'\x01\\yM\x8e\xe4\xc3\x1d\xbd\x06\xecS")
'PRIV:WM/WMContentID:êõ\x98þ³\x92êO¯\x8a!\x9f\x1aT7\x07'  PRIV(owner='WM/WMContentID', data=b'\xea\xf5\x98\xfe\xb3\x92\xeaO\xaf\x8a!\x9f\x1aT7\x07')
'TALB' (Album/Movie/Show title)                     'radio jazz 13'
'TBPM' (BPM (beats per minute))                     '107.9'
'TCOM' (Composer)                                   'D. Ferreira/Djalma Ferreira'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1964'
'TIT2' (Title/songname/content description)         'Foi A Saudade'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Modern Jazz Quartet, Lauri'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Gambit Records'
'TRCK' (Track number/Position in set)               '6'
'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'                                    '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.53 dB'
'TXXX:replaygain_track_peak'                        '0.724575'

========================== row from database ==========================
                                              'id'  1482225
                                            'path'  /data/Music/Bulk/00poprockelectronic/radio jazz 13/Modern Jazz Quartet - foi a saudade.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  156
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  6272745
                                           'mtime'  1620541496
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic foi saudade prerock jb unsorted
                                      'tag_artist'  The Modern Jazz Quartet, Lauri
                                     'tag_release'  radio jazz 13
                                       'tag_title'  Foi A Saudade
                                             'bpm'  107.9
                                    'search_title'  'a':2 'foi':1 'saudade':3
                                   'search_artist'  'jazz':3 'lauri':6 'modern':2 'quartet':4,5 'the':1
                                  'search_release'  'jazz':2 'radio':1
                                     'search_rest'  '00poprockelectronic':1 'foi':2 'jb':5 'prerock':4 'saudade':3 'unsorted':6
                                    'search_combo'  '00poprockelectronic':12 'a':2A 'foi':1A,13 'jazz':6B,11C 'jb':16 'lauri':9B 'modern':5B 'prerock':15 'quartet':7B,8B 'radio':10C 'saudade':3A,14 'the':4B 'unsorted':17
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-2', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  []
                                        'tag_date'  1964
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620541495.9644551  (2021-05-09 08:24:55)
                             'size'  6272745