======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '170'
                                          'artist'  'Elmughain Maalim Shaban'
                                     'text_people'  ''
                                         'release'  'The Secret Museum of Mankind: Music of East Africa'
                                           'title'  'Unguja'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-4', 'Q-OLDST-1', 'Q-UNU-2', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '25'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
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                                             'key'  '8A'
                                        'acoustid'  '3b69ffac-358f-4869-a2ee-42fe0bcd097b'
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '140.335'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Unguja'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Elmughain Maalim Shaban'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Yazoo Records'
'TRCK' (Track number/Position in set)               '3/25'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Elmughain Maalim Shaban'
'TXXX:Acoustid Id'                                  '3b69ffac-358f-4869-a2ee-42fe0bcd097b'
'TXXX:BARCODE'                                      '016351701527'
'TXXX:CATALOGNUMBER'                                '7015'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '7c016a6c-7598-46cd-92bf-5a30abb30126'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Artist Id'                        '14c21563-fcfd-422d-b4b3-990a48938749'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'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'                        '+2.72 dB'
'TXXX:replaygain_track_peak'                        '0.357836'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'bc3bdd42-eafb-46af-840a-ea2747ebcf2a')

========================== row from database ==========================
                                              'id'  501029
                                            'path'  /data/Music/Bulk/00localcharacter/the secret museum of mankind vol. 8 [ethnic music classics 1925-48 (east africa)]/03 (ZANZIBAR) Elmughani Maalim Shaban - Unguja.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  170
                                           'genre'  loc-unsorted
                                        'filesize'  2735954
                                           'mtime'  1621627325
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter the secret museum mankind vol. 8 [ethnic music classics 1925 48 (east africa)] 03 (ZANZIBAR) Elmughani loc unsorted
                                      'tag_artist'  Elmughain Maalim Shaban
                                     'tag_release'  The Secret Museum of Mankind: Music of East Africa
                                       'tag_title'  Unguja
                                             'bpm'  140.335
                                    'search_title'  'unguja':1
                                   'search_artist'  'elmughain':1 'maalim':2 'shaban':3
                                  'search_release'  'africa':9 'east':8 'mankind':5,6 'museum':3 'music':7 'of':4 'secret':2 'the':1
                                     'search_rest'  '1925':12 '48':13 '8':7 'africa':16,17 'classics':11 'east':14,15 'elmughani':20 'ethnic':8,9 'loc':21 'mankind':4 'museum':3 'music':10 'secret':2 'the':1 'unsorted':22 'vol':5,6 'zanzibar':18,19
                                    'search_combo'  '1925':25 '48':26 '8':20 'africa':13C,29,30 'classics':24 'east':12C,27,28 'elmughain':2B 'elmughani':33 'ethnic':21,22 'loc':34 'maalim':3B 'mankind':9C,10C,17 'museum':7C,16 'music':11C,23 'of':8C 'secret':6C,15 'shaban':4B 'the':5C,14 'unguja':1A 'unsorted':35 'vol':18,19 'zanzibar':31,32
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', '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'  []
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627325.2268767  (2021-05-21 22:02:05)
                             'size'  2735954