======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '235'
                                          'artist'  'Lana Del Ray'
                                     'text_people'  ''
                                         'release'  'Lana Del Ray a.k.a. Lizzy Grant'
                                           'title'  'Gramma (Blue Ribbon Sparkler Trailer Heaven)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['indie', 'female vocalists', 'pop', 'indie pop', 'alternative']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '13'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-pop'
                                             'bpm'  '103.908'
                                             'key'  '6A'
                                        'acoustid'  '833e29cc-1871-4827-b9e8-7be0d0af315f'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Lana Del Ray a.k.a. Lizzy Grant'
'TBPM' (BPM (beats per minute))                     '103.908'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-pop'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-01-04'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'David Kahne']])
'TIT2' (Title/songname/content description)         'Gramma (Blue Ribbon Sparkler Trailer Heaven)'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Lana Del Rey'
'TPE2' (Band/orchestra/accompaniment)               'Lana Del Ray'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  '5 Points Records'
'TRCK' (Track number/Position in set)               '4/13'
'TSO2'                                              'Del Rey, Lana'
'TSOP' (Performer sort order)                       'Del Rey, Lana'
'TXXX:ASIN'                                         'B0030HGJKU'
'TXXX:Acoustid Id'                                  '833e29cc-1871-4827-b9e8-7be0d0af315f'
'TXXX:MusicBrainz Album Artist Id'                  'b7539c32-53e7-4908-bda3-81449c367da6'
'TXXX:MusicBrainz Album Id'                         'e7e8f73f-e4b7-43f4-a0a9-56ecb4b5de8e'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b7539c32-53e7-4908-bda3-81449c367da6'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['indie', 'female vocalists', 'pop', 'indie pop', 'alternative']
'TXXX:q-bass'                                       '4'
'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'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.50 dB'
'TXXX:replaygain_track_peak'                        '0.437932'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c255290e-9ed8-44f0-9584-458ca99a9085')

========================== row from database ==========================
                                              'id'  1324940
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lana Del Ray/03 - Lana Del Ray - Gramma.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  235
                                           'genre'  ifs-songwriter-pop
                                        'filesize'  7543270
                                           'mtime'  1642256427
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 03 ifs songwriter pop
                                      'tag_artist'  Lana Del Ray
                                     'tag_release'  Lana Del Ray a.k.a. Lizzy Grant
                                       'tag_title'  Gramma (Blue Ribbon Sparkler Trailer Heaven)
                                             'bpm'  103.908
                                    'search_title'  'blue':2,3 'gramma':1 'heaven':7,8 'ribbon':4 'sparkler':5 'trailer':6
                                   'search_artist'  'del':2 'lana':1 'ray':3
                                  'search_release'  'a':4,6 'aka':7 'del':2 'grant':9 'k':5 'lana':1 'lizzy':8 'ray':3
                                     'search_rest'  '00poprockelectronic':1 'ifs':2 'pop':4 'songwriter':3
                                    'search_combo'  '00poprockelectronic':21 'a':15C,17C 'aka':18C 'blue':2A,3A 'del':10B,13C 'gramma':1A 'grant':20C 'heaven':7A,8A 'ifs':22 'k':16C 'lana':9B,12C 'lizzy':19C 'pop':24 'ray':11B,14C 'ribbon':4A 'songwriter':23 'sparkler':5A 'trailer':6A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']
                                      'lastfmtags'  ['indie', 'female vocalists', 'pop', 'indie pop', 'alternative']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642256427.203605  (2022-01-15 15:20:27)
                             'size'  7543270