======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '132'
                                          'artist'  'Charlie Gracie'
                                     'text_people'  ''
                                         'release'  'All The Hits By All The Stars Vol. 1'
                                           'title'  'I Love So Much It Hurts'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
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 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['rock and roll', '50s rock n roll', 'rhythm and blues', 'rockabilly', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '373'
                                      'tracktotal'  ''
                                            'date'  '1957'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '138.417'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

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'PRIV:WM/WMCollectionGroupID:g\\Ë\x89hvÅ@\xa0\x018\x8cêf"&'  PRIV(owner='WM/WMCollectionGroupID', data=b'g\\\xcb\x89hv\xc5@\xa0\x018\x8c\xeaf"&')
'PRIV:WM/WMCollectionID:g\\Ë\x89hvÅ@\xa0\x018\x8cêf"&'  PRIV(owner='WM/WMCollectionID', data=b'g\\\xcb\x89hv\xc5@\xa0\x018\x8c\xeaf"&')
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'TALB' (Album/Movie/Show title)                     'All The Hits By All The Stars Vol. 1'
'TBPM' (BPM (beats per minute))                     '138.417'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1957'
'TIT2' (Title/songname/content description)         'I Love So Much It Hurts'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '132693'
'TPE1' (Lead performer(s)/Soloist(s))               'Charlie Gracie'
'TPUB' (Publisher)                                  'Parkway'
'TRCK' (Track number/Position in set)               '373'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock and roll', '50s rock n roll', 'rhythm and blues', 'rockabilly', 'oldies']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.10 dB'
'TXXX:replaygain_track_peak'                        '0.418028'

========================== row from database ==========================
                                              'id'  1451934
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1957/57-373 - Charlie Gracie - I Love So Much It Hurts.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  132
                                           'genre'  prerock-unsorted
                                        'filesize'  5307084
                                           'mtime'  1621698346
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1957 57 373 prerock unsorted
                                      'tag_artist'  Charlie Gracie
                                     'tag_release'  All The Hits By All The Stars Vol. 1
                                       'tag_title'  I Love So Much It Hurts
                                             'bpm'  138.417
                                    'search_title'  'hurts':6 'i':1 'it':5 'love':2 'much':4 'so':3
                                   'search_artist'  'charlie':1 'gracie':2
                                  'search_release'  '1':8 'all':1 'by':4 'hits':3 'stars':5 'the':2 'vol':6,7
                                     'search_rest'  '00oldiepop':5 '1957':6 '373':8 '57':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':9 'unsorted':10
                                    'search_combo'  '00oldiepop':21 '1':16C '1957':22 '373':24 '57':23 'all':9C 'by':12C 'charlie':7B 'country':20 'exotica':18 'gracie':8B 'hits':11C 'hurts':6A 'i':1A 'it':5A 'jazz':17 'love':2A 'much':4A 'oldies':19 'prerock':25 'so':3A 'stars':13C 'the':10C 'unsorted':26 'vol':14C,15C
                                    'tag_tracknum'  373
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['rock and roll', '50s rock n roll', 'rhythm and blues', 'rockabilly', 'oldies']
                                        'tag_date'  1957
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698345.5346942  (2021-05-22 17:45:45)
                             'size'  5307084