======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '254'
                                          'artist'  'Soundtrack'
                                     'text_people'  'Randy Newman'
                                         'release'  '9 1/2 Weeks'
                                           'title'  'You Can Leave Your Hat On'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'alternative', 'ost', 'soundtracks']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '86.845'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000512 00000648 00005353'
'COMM:iTunNORM:eng'                                 (' 00000512 00000648 00005353 000059B2 0001E25B 0001E25B 00006F9A 000079E4 '
 '00032670 00032670')
'MCDI' (Music CD identifier)                        MCDI(data=b'A\x00+\x00B\x006\x00+\x004\x002\x00B\x00F\x00+\x008\x007\x00A\x005\x00+\x00D\x005\x00F\x002\x00+\x001\x001\x00C\x00D\x005\x00+\x001\x007\x00D\x005\x001\x00+\x001\x00C\x008\x001\x00A\x00+\x001\x00F\x004\x00F\x005\x00+\x002\x006\x005\x005\x009\x00+\x002\x009\x00D\x006\x00C\x00+\x002\x00D\x00D\x00E\x00D\x00\x00\x00')
'PRIV:AverageLevel:\x9f\x12\x00\x00'                PRIV(owner='AverageLevel', data=b'\x9f\x12\x00\x00')
'PRIV:PeakValue:Fx\x00\x00'                         PRIV(owner='PeakValue', data=b'Fx\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 \x008\x004\x008\x009\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00M\x00S\x00T\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x005\x004\x000\x008\x001\x006\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x008\x004\x008\x009\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00M\x00S\x00T\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x005\x004\x000\x008\x001\x006\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x8eÓ\x9aÝ\x9f¤\x06B©Ú¿UÖ\x10ûë'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x8e\xd3\x9a\xdd\x9f\xa4\x06B\xa9\xda\xbfU\xd6\x10\xfb\xeb')
'PRIV:WM/WMCollectionID:\x8eÓ\x9aÝ\x9f¤\x06B©Ú¿UÖ\x10ûë'  PRIV(owner='WM/WMCollectionID', data=b'\x8e\xd3\x9a\xdd\x9f\xa4\x06B\xa9\xda\xbfU\xd6\x10\xfb\xeb')
'PRIV:WM/WMContentID:¯k\x90FV®\x08B¥\x00\x80\x1fJòçû'  PRIV(owner='WM/WMContentID', data=b'\xafk\x90FV\xae\x08B\xa5\x00\x80\x1fJ\xf2\xe7\xfb')
'TALB' (Album/Movie/Show title)                     '9 1/2 Weeks'
'TBPM' (BPM (beats per minute))                     '86.845'
'TCOM' (Composer)                                   'Randy Newman'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         'You Can Leave Your Hat On'
'TKEY' (Initial key)                                '8B'
'TLEN' (Length)                                     '255266'
'TPE1' (Lead performer(s)/Soloist(s))               'Joe Cocker'
'TPE2' (Band/orchestra/accompaniment)               'Soundtrack'
'TPUB' (Publisher)                                  'Capitol'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'alternative', 'ost', 'soundtracks']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'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'                        '+0.54 dB'
'TXXX:replaygain_track_peak'                        '0.566241'

========================== row from database ==========================
                                              'id'  1312756
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/nueve y media weeks - ( 9 semanas y media ) - you can leave your hat on.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  254
                                           'genre'  soundtrack-video
                                        'filesize'  8162302
                                           'mtime'  1620331871
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] nueve y media weeks ( semanas y media ) you can leave your hat on soundtrack video
                                      'tag_artist'  Soundtrack
                                     'tag_release'  9 1/2 Weeks
                                       'tag_title'  You Can Leave Your Hat On
                                             'bpm'  86.845
                                    'search_title'  'can':2 'hat':5 'leave':3 'on':6 'you':1 'your':4
                                   'search_artist'  'soundtrack':1
                                  'search_release'  '1':2 '12':4 '2':3 '9':1 'weeks':5
                                     'search_rest'  '00poprockelectronic':1 'can':13 'files':5,6 'hat':16 'leave':14 'loose':3,4 'media':9 'nueve':7 'on':17 'semanas':11 'soundtrack':18 'unsorted':2 'video':19 'weeks':10 'y':8 'you':12 'your':15
                                    'search_combo'  '00poprockelectronic':13 '1':9C '12':11C '2':10C '9':8C 'can':2A,25 'files':17,18 'hat':5A,28 'leave':3A,26 'loose':15,16 'media':21 'nueve':19 'on':6A,29 'semanas':23 'soundtrack':7B,30 'unsorted':14 'video':31 'weeks':12C,22 'y':20 'you':1A,24 'your':4A,27
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'alternative', 'ost', 'soundtracks']
                                        'tag_date'  1988
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620331870.7749693  (2021-05-06 22:11:10)
                             'size'  8162302