======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '218'
                                          'artist'  'Deicide'
                                     'text_people'  ''
                                         'release'  'Serpents Of The Light'
                                           'title'  'I Am No One'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['death metal', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'eid-metal-death'
                                             'bpm'  '95'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:{\x15\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x15\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')
'PRIV:WM/Provider:Z\x00A\x00C\x00R\x00 \x00D\x00B\x00S\x00\x00\x00'  PRIV(owner='WM/Provider', data=b'Z\x00A\x00C\x00R\x00 \x00D\x00B\x00S\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:½Æ_µÂ¼íA\x8d\x94\x95$\x99,¢l'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xbd\xc6_\xb5\xc2\xbc\xedA\x8d\x94\x95$\x99,\xa2l')
'PRIV:WM/WMCollectionID:½Æ_µÂ¼íA\x8d\x94\x95$\x99,¢l'  PRIV(owner='WM/WMCollectionID', data=b'\xbd\xc6_\xb5\xc2\xbc\xedA\x8d\x94\x95$\x99,\xa2l')
'PRIV:WM/WMContentID:v\x8a\x9bÞ0}\nA¨`\x8d\x07\x1fÏ×n'  PRIV(owner='WM/WMContentID', data=b'v\x8a\x9b\xde0}\nA\xa8`\x8d\x07\x1f\xcf\xd7n')
'TALB' (Album/Movie/Show title)                     'Serpents Of The Light'
'TBPM' (BPM (beats per minute))                     '95'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-death'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'I Am No One'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Deicide'
'TPE2' (Band/orchestra/accompaniment)               'Deicide'
'TPUB' (Publisher)                                  'Roadrunner'
'TRCK' (Track number/Position in set)               '5'
'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'                                  ['death metal', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.78 dB'
'TXXX:replaygain_track_peak'                        '0.319921'

========================== row from database ==========================
                                              'id'  1401317
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Deicide/Serpents Of The Light/Deicide-I Am No One.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  218
                                           'genre'  eid-metal-death
                                        'filesize'  8742214
                                           'mtime'  1620301922
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal eid metal death
                                      'tag_artist'  Deicide
                                     'tag_release'  Serpents Of The Light
                                       'tag_title'  I Am No One
                                             'bpm'  95.0
                                    'search_title'  'am':2 'i':1 'no':3 'one':4
                                   'search_artist'  'deicide':1
                                  'search_release'  'light':4 'of':2 'serpents':1 'the':3
                                     'search_rest'  '00dwimp':1 '00metal':2 'death':5 'eid':3 'metal':4
                                    'search_combo'  '00dwimp':10 '00metal':11 'am':2A 'death':14 'deicide':5B 'eid':12 'i':1A 'light':9C 'metal':13 'no':3A 'of':7C 'one':4A 'serpents':6C 'the':8C
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-1', 'q-bass-2', 'q-grit-4']
                                      'lastfmtags'  []
                                        'tag_date'  1998
                                     'discogstags'  ['death metal', 'rock']

============================== file details ==============================
                                           'mtime'  1620301922.2039895  (2021-05-06 13:52:02)
                             'size'  8742214