======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '129'
                                          'artist'  'They Might Be Giants'
                                     'text_people'  ''
                                         'release'  'Severe Tire Damage'
                                           'title'  'Particle Man'
                                           'quals'  "['q-bass-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '124.7'
                                             'key'  'G m'  (6A)
                                        'acoustid'  ''
rest: ''

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

'POPM:\x01ÿþ0'                                      POPM(email='\x01ÿþ0', rating=0, count=0)
'PRIV:www.mexp.dk:\x01\x06\x00\x00\x00\x003star'    PRIV(owner='www.mexp.dk', data=b'\x01\x06\x00\x00\x00\x003star')
'TALB' (Album/Movie/Show title)                     'Severe Tire Damage'
'TBPM' (BPM (beats per minute))                     '124.7'
'TDOR' (Original release time)                      '1998'
'TIT2' (Title/songname/content description)         'Particle Man'
'TKEY' (Initial key)                                'G m'
'TLEN' (Length)                                     '129097'
'TPE1' (Lead performer(s)/Soloist(s))               'They Might Be Giants'
'TPE2' (Band/orchestra/accompaniment)               'They Might Be Giants'
'TRCK' (Track number/Position in set)               '12'
'TXXX:MusicBrainz Album Id'                         '6b486b30-6dc7-4420-83b3-bb920e18fa94'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'live'
'TXXX:MusicBrainz Artist Id'                        '183d6ef6-e161-47ff-9085-063c8b897e97'
'TXXX:MusicBrainz TRM Id'                           '6521ad1b-89f5-4f78-91a0-51a707efb2d2'
'TXXX:MusicMagic Data'                              'AgEAAJ7Kl7WQoekAjdHoK0uVgAGCLIJD1D6UIEVu50zyfoABgAHb27Ekr/TwjrKqhEWAAeU0hCXu0fTggAHi1+PK/3yw5cw5gAKAAZeQn0rUKI9JBOZMAIabgiWCxO8XnRc7OLkx/SWV84QJ9e20CLFy27mjIYL0gAHwiZxV8LncAYmy1kP8Sf4mq3jMl404gAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'084ecda9-75a9-4b91-b4ec-45f7eed7a438')

========================== row from database ==========================
                                              'id'  1538552
                                            'path'  /data/Music/Other/PrevSet/[9amusing]/They Might Be Giants/Particle Man.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  129
                                           'genre'  
                                        'filesize'  2069663
                                           'mtime'  1657674221
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [9amusing]
                                      'tag_artist'  They Might Be Giants
                                     'tag_release'  Severe Tire Damage
                                       'tag_title'  Particle Man
                                             'bpm'  124.7
                                    'search_title'  'man':2 'particle':1
                                   'search_artist'  'be':3 'giants':4 'might':2 'they':1
                                  'search_release'  'damage':3 'severe':1 'tire':2
                                     'search_rest'  '9amusing':2,3 'prev':4 'prevset':1 'set':5
                                    'search_combo'  '9amusing':11,12 'be':5B 'damage':9C 'giants':6B 'man':2A 'might':4B 'particle':1A 'prev':13 'prevset':10 'set':14 'severe':7C 'they':3B 'tire':8C
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  G m
                                           'quals'  ['q-bass-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1657674220.6499023  (2022-07-13 03:03:40)
                             'size'  2069663