======================== unified (from filesystem) ========================
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                                        'duration'  '254'
                                          'artist'  'Ken Nordine'
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'albumartist'                                       'Ken Nordine'
'albumartistsort'                                   'Nordine, Ken'
'artist'                                            'Ken Nordine'
'artistsort'                                        'Nordine, Ken'
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'bpm'                                               '139.178'
'catalognumber'                                     'ASP 2004'
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'genre'                                             'prerock-jb-jazz-soft-word'
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'script'                                            'Latn'
'title'                                             "You Don't Love Me Blues"
'tracknumber'                                       '7'
'tracktotal'                                        '20'

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                                           'genre'  prerock-jb-jazz-soft-word
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                                       'tag_title'  You Don't Love Me Blues
                                             'bpm'  139.178
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                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620538622.101184  (2021-05-09 07:37:02)
                             'size'  6224741