======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '76'
                                          'artist'  'Arch Enemy'
                                     'text_people'  'Christopher Amott'
                                         'release'  'Anthems of Rebellion Disc 1'
                                           'title'  'Marching on a Dead End Road'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-4', 'q-grit-4', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['swedish', 'metal', 'melodic death metal', 'death metal', 'female fronted "
 "metal']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'eid-metal-death;eid-metal-melodic'
                                             'bpm'  '109.468'
                                             'key'  '7A'
                                        '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 \x006\x005\x003\x001\x007\x009\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x002\x009\x004\x000\x009\x005\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x004\x008\x009\x007\x007\x006\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x006\x005\x003\x001\x007\x009\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x002\x009\x004\x000\x009\x005\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x004\x008\x009\x007\x007\x006\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:w\n\x85ÛíxiJ«\x12pëÞ?Óû'  PRIV(owner='WM/WMCollectionGroupID', data=b'w\n\x85\xdb\xedxiJ\xab\x12p\xeb\xde?\xd3\xfb')
'PRIV:WM/WMCollectionID:w\n\x85ÛíxiJ«\x12pëÞ?Óû'    PRIV(owner='WM/WMCollectionID', data=b'w\n\x85\xdb\xedxiJ\xab\x12p\xeb\xde?\xd3\xfb')
'PRIV:WM/WMContentID:s4Ki\x8cê~K\x8fx»\x00\x88ï\x89\x14'  PRIV(owner='WM/WMContentID', data=b's4Ki\x8c\xea~K\x8fx\xbb\x00\x88\xef\x89\x14')
'TALB' (Album/Movie/Show title)                     'Anthems of Rebellion Disc 1'
'TBPM' (BPM (beats per minute))                     '109.468'
'TCOM' (Composer)                                   'Christopher Amott'
'TCON' (Content type, a.k.a. Genre)                 ['eid-metal-death', 'eid-metal-melodic']
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Marching on a Dead End Road'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Arch Enemy'
'TPE2' (Band/orchestra/accompaniment)               'Arch Enemy'
'TPUB' (Publisher)                                  'Century Media'
'TRCK' (Track number/Position in set)               '8'
'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'                                   ['swedish',
 'metal',
 'melodic death metal',
 'death metal',
 'female fronted metal']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.83 dB'
'TXXX:replaygain_track_peak'                        '0.459709'

========================== row from database ==========================
                                              'id'  1300057
                                            'path'  /data/Music/Bulk/00poprockelectronic/Arch Enemy/2003 - Anthems of Rebellion [192k]/08- Arch Enemy - Marching On A Dead End Road.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  76
                                           'genre'  eid-metal-death;eid-metal-melodic
                                        'filesize'  1832960
                                           'mtime'  1620302144
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2003 [192k] 08 On eid metal death;eid metal melodic
                                      'tag_artist'  Arch Enemy
                                     'tag_release'  Anthems of Rebellion Disc 1
                                       'tag_title'  Marching on a Dead End Road
                                             'bpm'  109.468
                                    'search_title'  'a':3 'dead':4 'end':5 'marching':1 'on':2 'road':6
                                   'search_artist'  'arch':1 'enemy':2
                                  'search_release'  '1':5 'anthems':1 'disc':4 'of':2 'rebellion':3
                                     'search_rest'  '00poprockelectronic':1 '192k':3,4 '2003':2 'death':8,10 'eid':6,9,11 'melodic':12 'metal':7 'on':5
                                    'search_combo'  '00poprockelectronic':14 '1':13C '192k':16,17 '2003':15 'a':3A 'anthems':9C 'arch':7B 'dead':4A 'death':21,23 'disc':12C 'eid':19,22,24 'end':5A 'enemy':8B 'marching':1A 'melodic':25 'metal':20 'of':10C 'on':2A,18 'rebellion':11C 'road':6A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-1', 'q-bass-1', 'q-grit-4']
                                      'lastfmtags'  ['swedish', 'metal', 'melodic death metal', 'death metal', 'female fronted metal']
                                        'tag_date'  2003
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620302143.8489447  (2021-05-06 13:55:43)
                             'size'  1832960