======================== unified (from filesystem) ========================
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'artistsort'                                        'Saing Saing Maw'
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                                      'num_images'  0
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                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629197.203003  (2021-05-21 22:33:17)
                             'size'  3922382