======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '201'
                                          'artist'  'Hidari / Platzgumer'
                                     'text_people'  ''
                                         'release'  'Powerslaves: An Elektro Tribute to Iron Maiden'
                                           'title'  'Number of the Beast'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '14'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '134.199'
                                             'key'  '8A'
                                        'acoustid'  '71737bdf-7493-4182-85ce-ebee64687f79'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Powerslaves: An Elektro Tribute to Iron Maiden'
'TBPM' (BPM (beats per minute))                     '134.199'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Number of the Beast'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Hidari / Platzgumer'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Angelmaker Records'
'TRCK' (Track number/Position in set)               '13/14'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Hidari / Platzgumer'
'TXXX:Acoustid Id'                                  '71737bdf-7493-4182-85ce-ebee64687f79'
'TXXX:CATALOGNUMBER'                                'AMR00:012'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '11e98598-84d4-47eb-be8b-df623ef3580d'
'TXXX:MusicBrainz Album Release Country'            'NL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '569d19f9-a4fb-47ea-8328-73e25a7fee13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.95 dB'
'TXXX:replaygain_track_peak'                        '0.559124'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'75467da8-1095-47a6-8461-174fb41d4430')

========================== row from database ==========================
                                              'id'  1324050
                                            'path'  /data/Music/Bulk/00poprockelectronic/Luke Eargoggle - Powerslaves/13-hans platzgumer-the number of the beast.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  201
                                           'genre'  electronic-unsorted
                                        'filesize'  6438990
                                           'mtime'  1621489325
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Luke Eargoggle 13 hans platzgumer number beast electronic unsorted
                                      'tag_artist'  Hidari / Platzgumer
                                     'tag_release'  Powerslaves: An Elektro Tribute to Iron Maiden
                                       'tag_title'  Number of the Beast
                                             'bpm'  134.199
                                    'search_title'  'beast':4 'number':1 'of':2 'the':3
                                   'search_artist'  'hidari':1 'platzgumer':2
                                  'search_release'  'an':3 'elektro':4 'iron':7 'maiden':8 'powerslaves':1,2 'to':6 'tribute':5
                                     'search_rest'  '00poprockelectronic':1 'beast':7 'eargoggle':3 'electronic':8 'hans':4 'luke':2 'number':6 'platzgumer':5 'unsorted':9
                                    'search_combo'  '00poprockelectronic':15 'an':9C 'beast':4A,21 'eargoggle':17 'electronic':22 'elektro':10C 'hans':18 'hidari':5B 'iron':13C 'luke':16 'maiden':14C 'number':1A,20 'of':2A 'platzgumer':6B,19 'powerslaves':7C,8C 'the':3A 'to':12C 'tribute':11C 'unsorted':23
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621489325.2462444  (2021-05-20 07:42:05)
                             'size'  6438990