======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '295'
                                          'artist'  'Bebel Gilberto'
                                     'text_people'  ''
                                         'release'  'bebel gilberto'
                                           'title'  'River Song'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'Q-LOCALNESS-3', "
 "'Q-JZFKS-2', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['bossa nova', 'jazz', 'female vocalists', 'chillout', 'brazilian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-samerica-brazil'
                                             'bpm'  '124.011'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'PRIV:AverageLevel:\x8b\x1d\x00\x00'                PRIV(owner='AverageLevel', data=b'\x8b\x1d\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')
'TALB' (Album/Movie/Show title)                     'bebel gilberto'
'TBPM' (BPM (beats per minute))                     '124.011'
'TCON' (Content type, a.k.a. Genre)                 'loc-samerica-brazil'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'River Song'
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '297038'
'TPE1' (Lead performer(s)/Soloist(s))               'Bebel Gilberto'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['bossa nova', 'jazz', 'female vocalists', 'chillout', 'brazilian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.09 dB'
'TXXX:replaygain_track_peak'                        '0.414861'

========================== row from database ==========================
                                              'id'  1389854
                                            'path'  /data/Music/Bulk/0soundtrack/Negrocan - brazilectro/Bebel Gilberto - River Song.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  295
                                           'genre'  loc-samerica-brazil
                                        'filesize'  7091552
                                           'mtime'  1621630368
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Negrocan brazilectro loc samerica brazil
                                      'tag_artist'  Bebel Gilberto
                                     'tag_release'  bebel gilberto
                                       'tag_title'  River Song
                                             'bpm'  124.011
                                    'search_title'  'river':1 'song':2
                                   'search_artist'  'bebel':1 'gilberto':2
                                  'search_release'  'bebel':1 'gilberto':2
                                     'search_rest'  '0soundtrack':1 'brazil':6 'brazilectro':3 'loc':4 'negrocan':2 'samerica':5
                                    'search_combo'  '0soundtrack':7 'bebel':3B,5C 'brazil':12 'brazilectro':9 'gilberto':4B,6C 'loc':10 'negrocan':8 'river':1A 'samerica':11 'song':2A
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['bossa nova', 'jazz', 'female vocalists', 'chillout', 'brazilian']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630367.8972495  (2021-05-21 22:52:47)
                             'size'  7091552