======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '180'
                                          'artist'  'Omar El Guizawi'
                                     'text_people'  ''
                                         'release'  'The Secret Museum of Mankind: Music of North Africa'
                                           'title'  'Morocco: Salamou Aleikom'
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 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
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                                      'lastfmtags'  "['north africa']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '23'
                                      'tracktotal'  '24'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '140.044'
                                             'key'  '7B'
                                        'acoustid'  '081d3379-f500-42dc-855f-6e724f8f7f74'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Secret Museum of Mankind: Music of North Africa'
'TBPM' (BPM (beats per minute))                     '140.044'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Morocco: Salamou Aleikom'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Omar El Guizawi'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Yazoo Records'
'TRCK' (Track number/Position in set)               '23/24'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Guizawi, Omar El'
'TXXX:Acoustid Id'                                  '081d3379-f500-42dc-855f-6e724f8f7f74'
'TXXX:CATALOGNUMBER'                                '7011'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '53015060-910e-4281-adcc-93842704b8be'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'b2baa3ef-91a0-440b-aa55-73a938de638d'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   'north africa'
'TXXX:q-bass'                                       '2'
'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'                        '+0.93 dB'
'TXXX:replaygain_track_peak'                        '0.593574'
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========================== row from database ==========================
                                              'id'  500097
                                            'path'  /data/Music/Bulk/00localcharacter/the secret museum of mankind vol. 7 [ethnic music classics 1925-48 (north africa)]/23 (morocco) omar el guizawi - salamou aleikom.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  180
                                           'genre'  loc-unsorted
                                        'filesize'  2895698
                                           'mtime'  1621629945
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter the secret museum mankind vol. 7 [ethnic music classics 1925 48 (north africa)] 23 (morocco) omar el guizawi salamou aleikom loc unsorted
                                      'tag_artist'  Omar El Guizawi
                                     'tag_release'  The Secret Museum of Mankind: Music of North Africa
                                       'tag_title'  Morocco: Salamou Aleikom
                                             'bpm'  140.044
                                    'search_title'  'aleikom':4 'morocco':1,2 'salamou':3
                                   'search_artist'  'el':2 'guizawi':3 'omar':1
                                  'search_release'  'africa':9 'mankind':5,6 'museum':3 'music':7 'north':8 'of':4 'secret':2 'the':1
                                     'search_rest'  '1925':12 '23':18 '48':13 '7':7 'africa':16,17 'aleikom':25 'classics':11 'el':22 'ethnic':8,9 'guizawi':23 'loc':26 'mankind':4 'morocco':19,20 'museum':3 'music':10 'north':14,15 'omar':21 'salamou':24 'secret':2 'the':1 'unsorted':27 'vol':5,6
                                    'search_combo'  '1925':28 '23':34 '48':29 '7':23 'africa':16C,32,33 'aleikom':4A,41 'classics':27 'el':6B,38 'ethnic':24,25 'guizawi':7B,39 'loc':42 'mankind':12C,13C,20 'morocco':1A,2A,35,36 'museum':10C,19 'music':14C,26 'north':15C,30,31 'of':11C 'omar':5B,37 'salamou':3A,40 'secret':9C,18 'the':8C,17 'unsorted':43 'vol':21,22
                                    'tag_tracknum'  23
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', '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-2', 'q-grit-2']
                                      'lastfmtags'  ['north africa']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629944.5264516  (2021-05-21 22:45:44)
                             'size'  2895698