======================== unified (from filesystem) ========================
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                                        'duration'  '295'
                                          'artist'  'Stevie Nicks'
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                                           'title'  'Stand Back'
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                                      'lastfmtags'  "['80s', 'singer songwriter', 'rock', 'female vocalists', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
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                                      'tracktotal'  '18'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'set-pl-billboard'
                                             'bpm'  '115.261'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

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'TCON' (Content type, a.k.a. Genre)                 'set-pl-billboard'
'TDRC' (Recording time)                             '1997-01-10'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Sicherer Modus)'
'TIT2' (Title/songname/content description)         'Stand Back'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Stevie Nicks'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'EMI Electrola'
'TRCK' (Track number/Position in set)               '11/18'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
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'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
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'TXXX:q-mixbeat'                                    '3'
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'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
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'TXXX:replaygain_track_peak'                        '0.436108'
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========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/top, dance, club, best of, etc/11 - Stevie Nicks - Stand Back.mp3
                                         'working'  None
                                         'bitrate'  225
                                    'duration_sec'  295
                                           'genre'  set-pl-billboard
                                        'filesize'  8326454
                                           'mtime'  1652398007
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                                        'rest_str'   00poprockelectronic Unsorted top, dance, club, best of, etc 11 set pl billboard
                                      'tag_artist'  Stevie Nicks
                                     'tag_release'  The Best of 1980-1990, Volume 12 (disc 2)
                                       'tag_title'  Stand Back
                                             'bpm'  115.261
                                    'search_title'  'back':2 'stand':1
                                   'search_artist'  'nicks':2 'stevie':1
                                  'search_release'  '1980':4 '19801990':6 '1990':5 '2':10,11 'best':2 'disc':8,9 'of':3 'the':1 'volume':7
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                                    'search_combo'  '00poprockelectronic':16 '1980':8C '19801990':10C '1990':9C '2':14C,15C 'back':2A 'best':6C,24 'billboard':30 'club':22,23 'dance':20,21 'disc':12C,13C 'etc':27 'nicks':4B 'of':7C,25,26 'pl':29 'set':28 'stand':1A 'stevie':3B 'the':5C 'top':18,19 'unsorted':17 'volume':11C
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']
                                      'lastfmtags'  ['80s', 'singer songwriter', 'rock', 'female vocalists', 'classic rock']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652398006.7769868  (2022-05-13 01:26:46)
                             'size'  8326454