======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '284'
                                          'artist'  'Disturbed'
                                     'text_people'  ''
                                         'release'  'Indestructible'
                                           'title'  'The Night'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-4', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative', 'hard rock', 'metal', 'nu metal', 'rock']"
                                     'discogstags'  "['rock', 'hard rock', 'heavy metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '18'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'eid-metal-nu'
                                             'bpm'  '122.659'
                                             'key'  '5A'
                                        'acoustid'  '79ff740a-7960-4187-b539-ce7337432f40'
rest: ''

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

'PRIV:AverageLevel:{)\x00\x00'                      PRIV(owner='AverageLevel', data=b'{)\x00\x00')
'PRIV:PeakValue:¡\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xa1\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)                     'Indestructible'
'TBPM' (BPM (beats per minute))                     '122.659'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-nu'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'The Night'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Disturbed'
'TPE2' (Band/orchestra/accompaniment)               'Disturbed'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/18'
'TSO2'                                              'Disturbed'
'TSOP' (Performer sort order)                       'Disturbed'
'TSRC' (ISRC (international standard recording code))  'USRE10800129'
'TXXX:Acoustid Id'                                  '79ff740a-7960-4187-b539-ce7337432f40'
'TXXX:MusicBrainz Album Artist Id'                  '4bb4e4e4-5f66-4509-98af-62dbb90c45c5'
'TXXX:MusicBrainz Album Id'                         '8bf771ef-dad7-4ff0-911a-d9661fee3df1'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '4bb4e4e4-5f66-4509-98af-62dbb90c45c5'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'hard rock', 'heavy metal']
'TXXX:lastfmtags'                                   ['alternative', 'hard rock', 'metal', 'nu metal', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.37 dB'
'TXXX:replaygain_track_peak'                        '0.328471'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7ff34d97-ac03-4c08-b6ec-88b9e71e1ad2')

========================== row from database ==========================
                                              'id'  1249687
                                            'path'  /data/Music/Bulk/00dwimp/Disturbed/Indestructible/Disturbed - The Night.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  284
                                           'genre'  eid-metal-nu
                                        'filesize'  11366098
                                           'mtime'  1620311108
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp eid metal nu
                                      'tag_artist'  Disturbed
                                     'tag_release'  Indestructible
                                       'tag_title'  The Night
                                             'bpm'  122.659
                                    'search_title'  'night':2 'the':1
                                   'search_artist'  'disturbed':1
                                  'search_release'  'indestructible':1
                                     'search_rest'  '00dwimp':1 'eid':2 'metal':3 'nu':4
                                    'search_combo'  '00dwimp':5 'disturbed':3B 'eid':6 'indestructible':4C 'metal':7 'night':2A 'nu':8 'the':1A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-4', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['alternative', 'hard rock', 'metal', 'nu metal', 'rock']
                                        'tag_date'  2008
                                     'discogstags'  ['rock', 'hard rock', 'heavy metal']

============================== file details ==============================
                                           'mtime'  1620311107.5151153  (2021-05-06 16:25:07)
                             'size'  11366098