======================== unified (from filesystem) ========================
                                         'bitrate'  '223.824'
                                        'duration'  '309'
                                          'artist'  "Leaves' Eyes"
                                     'text_people'  ('Alexander Krull/Christian Lukhaup/Espenæs Krull, Liv Kristine/Martin '
 'Schmidt/Mathias Röderer/Thorsten Bauer')
                                         'release'  'Into Your Light'
                                           'title'  'Into Your Light (Acoustic Remix)'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['metal', 'female fronted metal', 'symphonic metal', 'female vocalists', "
 "'gothic metal']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'eid-metal-doom or gothic'
                                             'bpm'  '112'
                                             'key'  '8A'
                                        '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 \x00 \x007\x000\x002\x003\x006\x007\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x006\x006\x009\x004\x001\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x001\x005\x009\x001\x001\x005\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x000\x002\x003\x006\x007\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x006\x006\x009\x004\x001\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x001\x005\x009\x001\x001\x005\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:÷+ÔO\x9d"\x14K\x97+ë\x0b\x00\níì'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xf7+\xd4O\x9d"\x14K\x97+\xeb\x0b\x00\n\xed\xec')
'PRIV:WM/WMCollectionID:÷+ÔO\x9d"\x14K\x97+ë\x0b\x00\níì'  PRIV(owner='WM/WMCollectionID', data=b'\xf7+\xd4O\x9d"\x14K\x97+\xeb\x0b\x00\n\xed\xec')
'PRIV:WM/WMContentID:KöÇj\xa00©C\x82¢\x00øÚ\\\x17ÿ'  PRIV(owner='WM/WMContentID', data=b'K\xf6\xc7j\xa00\xa9C\x82\xa2\x00\xf8\xda\\\x17\xff')
'TALB' (Album/Movie/Show title)                     'Into Your Light'
'TBPM' (BPM (beats per minute))                     '112'
'TCOM' (Composer)                                   ('Alexander Krull/Christian Lukhaup/Espenæs Krull, Liv Kristine/Martin '
 'Schmidt/Mathias Röderer/Thorsten Bauer')
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-doom or gothic'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Into Your Light (Acoustic Remix)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               "Leaves' Eyes"
'TPE2' (Band/orchestra/accompaniment)               "Leaves' Eyes"
'TPUB' (Publisher)                                  'Napalm'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['metal',
 'female fronted metal',
 'symphonic metal',
 'female vocalists',
 'gothic metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.85 dB'
'TXXX:replaygain_track_peak'                        '0.333772'

========================== row from database ==========================
                                              'id'  1532636
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Leaves_ Eyes/Into Your Light/04 - Into Your Light (Acoustic Remix).mp3
                                         'working'  None
                                         'bitrate'  223
                                    'duration_sec'  309
                                           'genre'  eid-metal-doom or gothic
                                        'filesize'  8665060
                                           'mtime'  1620310302
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal Leaves_ 04 eid metal doom or gothic
                                      'tag_artist'  Leaves' Eyes
                                     'tag_release'  Into Your Light
                                       'tag_title'  Into Your Light (Acoustic Remix)
                                             'bpm'  112.0
                                    'search_title'  'acoustic':4,5 'into':1 'light':3 'remix':6,7 'your':2
                                   'search_artist'  'eyes':3 'leaves':1,2
                                  'search_release'  'into':1 'light':3 'your':2
                                     'search_rest'  '00dwimp':1 '00metal':2 'doom':6 'eid':4 'gothic':8 'leaves':3 'metal':5 'or':7
                                    'search_combo'  '00dwimp':14 '00metal':15 'acoustic':4A,5A 'doom':19 'eid':17 'eyes':10B 'gothic':21 'into':1A,11C 'leaves':8B,9B,16 'light':3A,13C 'metal':18 'or':20 'remix':6A,7A 'your':2A,12C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['metal', 'female fronted metal', 'symphonic metal', 'female vocalists', 'gothic metal']
                                        'tag_date'  2004
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620310301.5930116  (2021-05-06 16:11:41)
                             'size'  8665060