======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '269'
                                          'artist'  'Liza Minnelli & Joel Grey'
                                     'text_people'  'Fred Ebb/John Kander'
                                         'release'  'Cabaret'
                                           'title'  'Wilkommen'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'musical']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '146.000'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'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\x007\x000\x002\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\x001\x000\x007\x007\x003\x007\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x008\x004\x007\x000\x002\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\x001\x000\x007\x007\x003\x007\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:a"ë\x99£É@J\x94nk\x10Ê\x1d¥ö'  PRIV(owner='WM/WMCollectionGroupID', data=b'a"\xeb\x99\xa3\xc9@J\x94nk\x10\xca\x1d\xa5\xf6')
'PRIV:WM/WMCollectionID:a"ë\x99£É@J\x94nk\x10Ê\x1d¥ö'  PRIV(owner='WM/WMCollectionID', data=b'a"\xeb\x99\xa3\xc9@J\x94nk\x10\xca\x1d\xa5\xf6')
'PRIV:WM/WMContentID:a\x8c2츼\x8dE´\x85H"U\x03\x85á'  PRIV(owner='WM/WMContentID', data=b'a\x8c2\xec\xb8\xbc\x8dE\xb4\x85H"U\x03\x85\xe1')
'TALB' (Album/Movie/Show title)                     'Cabaret'
'TBPM' (BPM (beats per minute))                     '146.000'
'TCOM' (Composer)                                   'Fred Ebb/John Kander'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1972'
'TIT2' (Title/songname/content description)         'Wilkommen'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Liza Minnelli & Joel Grey'
'TPE2' (Band/orchestra/accompaniment)               'Liza Minnelli & Joel Grey'
'TPUB' (Publisher)                                  'Hip-O'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'musical']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.20 dB'
'TXXX:replaygain_track_peak'                        '0.501580'

========================== row from database ==========================
                                              'id'  646271
                                            'path'  /data/Music/Bulk/0soundtrack/Cabaret/01 Wilkommen.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  269
                                           'genre'  soundtrack-video
                                        'filesize'  13489176
                                           'mtime'  1628352504
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack 01 soundtrack video
                                      'tag_artist'  Liza Minnelli & Joel Grey
                                     'tag_release'  Cabaret
                                       'tag_title'  Wilkommen
                                             'bpm'  146.0
                                    'search_title'  'wilkommen':1
                                   'search_artist'  'grey':4 'joel':3 'liza':1 'minnelli':2
                                  'search_release'  'cabaret':1
                                     'search_rest'  '0soundtrack':1 'soundtrack':2 'video':3
                                    'search_combo'  '0soundtrack':7 'cabaret':6C 'grey':5B 'joel':4B 'liza':2B 'minnelli':3B 'soundtrack':8 'video':9 'wilkommen':1A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'musical']
                                        'tag_date'  1972
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628352504.199324  (2021-08-07 18:08:24)
                             'size'  13489176