======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '139'
                                          'artist'  'Stan Freberg'
                                     'text_people'  ''
                                         'release'  'Capitol Collectors Series'
                                           'title'  'Heartbreak Hotel'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'Q-PLAY-2', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-vocals-4', 'q-mixbeat-1', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['humor', 'novelty', 'american', 'comedy', '50s', 'parody']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '427'
                                      'tracktotal'  ''
                                            'date'  '1956'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '96.346'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

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'PRIV:AverageLevel:\x1e\x0e\x00\x00'                PRIV(owner='AverageLevel', data=b'\x1e\x0e\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\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: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 \x001\x009\x002\x007\x007\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x00 \x001\x006\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x003\x001\x001\x001\x002\x007\x001\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x001\x009\x002\x007\x007\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x00 \x001\x006\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x003\x001\x001\x001\x002\x007\x001\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:lìw\x19\\{XC\x80÷¨çíq\x86â'  PRIV(owner='WM/WMCollectionGroupID', data=b'l\xecw\x19\\{XC\x80\xf7\xa8\xe7\xedq\x86\xe2')
'PRIV:WM/WMCollectionID:lìw\x19\\{XC\x80÷¨çíq\x86â'  PRIV(owner='WM/WMCollectionID', data=b'l\xecw\x19\\{XC\x80\xf7\xa8\xe7\xedq\x86\xe2')
'PRIV:WM/WMContentID:ÜÞZ\x08)È7@\x9cð\x80PcàJS'     PRIV(owner='WM/WMContentID', data=b'\xdc\xdeZ\x08)\xc87@\x9c\xf0\x80Pc\xe0JS')
'TALB' (Album/Movie/Show title)                     'Capitol Collectors Series'
'TBPM' (BPM (beats per minute))                     '96.346'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1956'
'TIT2' (Title/songname/content description)         'Heartbreak Hotel'
'TKEY' (Initial key)                                '5B'
'TLEN' (Length)                                     '139333'
'TPE1' (Lead performer(s)/Soloist(s))               'Stan Freberg'
'TPUB' (Publisher)                                  'Capitol'
'TRCK' (Track number/Position in set)               '427'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['humor', 'novelty', 'american', 'comedy', '50s', 'parody']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.06 dB'
'TXXX:replaygain_track_peak'                        '0.585879'

========================== row from database ==========================
                                              'id'  1435867
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1956/1956-427 - Stan Freberg - Heartbreak Hotel.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  139
                                           'genre'  prerock-unsorted
                                        'filesize'  5572260
                                           'mtime'  1621698280
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1956 1956 427 prerock unsorted
                                      'tag_artist'  Stan Freberg
                                     'tag_release'  Capitol Collectors Series
                                       'tag_title'  Heartbreak Hotel
                                             'bpm'  96.346
                                    'search_title'  'heartbreak':1 'hotel':2
                                   'search_artist'  'freberg':2 'stan':1
                                  'search_release'  'capitol':1 'collectors':2 'series':3
                                     'search_rest'  '00oldiepop':5 '1956':6 '427':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'unsorted':9
                                    'search_combo'  '00oldiepop':12 '1956':13 '427':14 'capitol':5C 'collectors':6C 'country':11 'exotica':9 'freberg':4B 'heartbreak':1A 'hotel':2A 'jazz':8 'oldies':10 'prerock':15 'series':7C 'stan':3B 'unsorted':16
                                    'tag_tracknum'  427
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['humor', 'novelty', 'american', 'comedy', '50s', 'parody']
                                        'tag_date'  1956
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698279.6010275  (2021-05-22 17:44:39)
                             'size'  5572260