======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '559'
                                          'artist'  'Sting'
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                                           'title'  'Desert Rose (Melodic club mix)'
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                                      'lastfmtags'  "['classic rock', 'singer songwriter', 'british', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '9'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '128'
                                             'key'  '5A'
                                        'acoustid'  'c8e3f349-67ef-4bbf-9544-2f983aec4f91'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Brand New Day: The Remixes'
'TBPM' (BPM (beats per minute))                     '128'
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'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-09-13'
'TIT2' (Title/songname/content description)         'Desert Rose (Melodic club mix)'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Sting'
'TPE2' (Band/orchestra/accompaniment)               'Sting'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'A&M Records'
'TRCK' (Track number/Position in set)               '6/9'
'TSO2'                                              'Sting'
'TSOP' (Performer sort order)                       'Sting'
'TSRC' (ISRC (international standard recording code))  'USAM19910035'
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'TXXX:Artists'                                      'Sting'
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'TXXX:MusicBrainz Album Id'                         'c51e257f-6270-4d9d-8bdb-176965940e0a'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/remix'
'TXXX:MusicBrainz Artist Id'                        '7944ed53-2a58-4035-9b93-140a71e41c34'
'TXXX:MusicBrainz Release Group Id'                 '10d28c2f-d9c9-3feb-b323-00ad45526ae7'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['classic rock', 'singer songwriter', 'british', 'pop', 'rock']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.77 dB'
'TXXX:replaygain_track_peak'                        '0.424043'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f4f98f95-9fb8-4c62-bcc9-84054999e297')

========================== row from database ==========================
                                              'id'  1360703
                                            'path'  /data/Music/Bulk/00poprockelectronic/Sting/Sting - Desert Rose (Melodic Mix).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  559
                                           'genre'  rock-unsorted
                                        'filesize'  8984532
                                           'mtime'  1676052974
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Mix) rock unsorted
                                      'tag_artist'  Sting
                                     'tag_release'  Brand New Day: The Remixes
                                       'tag_title'  Desert Rose (Melodic club mix)
                                             'bpm'  128.0
                                    'search_title'  'club':5 'desert':1 'melodic':3,4 'mix':6,7 'rose':2
                                   'search_artist'  'sting':1
                                  'search_release'  'brand':1 'day':3,4 'new':2 'remixes':6 'the':5
                                     'search_rest'  '00poprockelectronic':1 'mix':2,3 'rock':4 'unsorted':5
                                    'search_combo'  '00poprockelectronic':15 'brand':9C 'club':5A 'day':11C,12C 'desert':1A 'melodic':3A,4A 'mix':6A,7A,16,17 'new':10C 'remixes':14C 'rock':18 'rose':2A 'sting':8B 'the':13C 'unsorted':19
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']
                                      'lastfmtags'  ['classic rock', 'singer songwriter', 'british', 'pop', 'rock']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676052974.3018155  (2023-02-10 19:16:14)
                             'size'  8984532