======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '113'
                                          'artist'  'Margie Rayburn'
                                     'text_people'  ''
                                         'release'  'I Wish I Were a Princess: The Great Lost Female Teen Idols'
                                           'title'  "I'm Available"
                                           'quals'  ("['Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', 'q-chart-1', "
 "'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                                      'lastfmtags'  "['pop', '50s', 'all', 'sweet old-fashioned girls', 'jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '087'
                                      'tracktotal'  ''
                                            'date'  '1957'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '146.000'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

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'PRIV:PeakValue:ý\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xfd\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 \x003\x001\x000\x001\x002\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x005\x002\x007\x006\x007\x005\x009\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x001\x000\x001\x002\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x005\x002\x007\x006\x007\x005\x009\x00\x00\x00')
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'PRIV:WM/WMCollectionID:ª\n\x9a|\x93+kK£æ4?\x00õFF'  PRIV(owner='WM/WMCollectionID', data=b'\xaa\n\x9a|\x93+kK\xa3\xe64?\x00\xf5FF')
'PRIV:WM/WMContentID:[\tú\x96\x89ßðG¬ï2¥@3\x16À'    PRIV(owner='WM/WMContentID', data=b'[\t\xfa\x96\x89\xdf\xf0G\xac\xef2\xa5@3\x16\xc0')
'TALB' (Album/Movie/Show title)                     'I Wish I Were a Princess: The Great Lost Female Teen Idols'
'TBPM' (BPM (beats per minute))                     '146.000'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1957'
'TIT2' (Title/songname/content description)         "I'm Available"
'TKEY' (Initial key)                                '7B'
'TLEN' (Length)                                     '113306'
'TPE1' (Lead performer(s)/Soloist(s))               'Margie Rayburn'
'TPUB' (Publisher)                                  "Collectors' Choice Music"
'TRCK' (Track number/Position in set)               '087'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['pop', '50s', 'all', 'sweet old-fashioned girls', 'jazz']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.97 dB'
'TXXX:replaygain_track_peak'                        '0.706511'

========================== row from database ==========================
                                              'id'  1508067
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1957/1957-087 - Margie Rayburn - I_m Available.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  113
                                           'genre'  prerock-unsorted
                                        'filesize'  4536447
                                           'mtime'  1620387685
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1957 1957 087 I_m prerock unsorted
                                      'tag_artist'  Margie Rayburn
                                     'tag_release'  I Wish I Were a Princess: The Great Lost Female Teen Idols
                                       'tag_title'  I'm Available
                                             'bpm'  146.0
                                    'search_title'  'available':4 'i':1 'im':3 'm':2
                                   'search_artist'  'margie':1 'rayburn':2
                                  'search_release'  'a':4 'female':10 'great':8 'i':1 'idols':12 'lost':9 'princess':5,6 'teen':11 'the':7 'were':3 'wish':2
                                     'search_rest'  '00oldiepop':5 '1957':6 'country':4 'exotica':2 'i':7 'jazz':1 'm':8 'oldies':3 'prerock':9 'unsorted':10
                                    'search_combo'  '00oldiepop':23 '1957':24 'a':10C 'available':4A 'country':22 'exotica':20 'female':16C 'great':14C 'i':1A,7C,25 'idols':18C 'im':3A 'jazz':19 'lost':15C 'm':2A,26 'margie':5B 'oldies':21 'prerock':27 'princess':11C,12C 'rayburn':6B 'teen':17C 'the':13C 'unsorted':28 'were':9C 'wish':8C
                                    'tag_tracknum'  87
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-2', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['pop', '50s', 'all', 'sweet old-fashioned girls', 'jazz']
                                        'tag_date'  1957
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620387684.5011988  (2021-05-07 13:41:24)
                             'size'  4536447