======================== unified (from filesystem) ========================
                                         'bitrate'  '219.549'
                                        'duration'  '176'
                                          'artist'  'Tiksto'
                                     'text_people'  ''
                                         'release'  'The Ultimate DJ Top 100 (disc 1)'
                                           'title'  'Traffic'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-3', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['trance', 'electronic', 'dance', 'techno', 'electronica']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '20'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '137.758'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'The Ultimate DJ Top 100 (disc 1)'
'TBPM' (BPM (beats per minute))                     '137.758'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Traffic'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tiksto'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Sony BMG Music Entertainment'
'TRCK' (Track number/Position in set)               '1/20'
'TSOP' (Performer sort order)                       'Tiësto'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
'TXXX:BARCODE'                                      '828767928425'
'TXXX:CATALOGNUMBER'                                '82876 79284 2'
'TXXX:MP3GAIN_UNDO'                                 '+004,+004,N'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'ded6898d-4b9a-477c-b713-a388f00ff002'
'TXXX:MusicBrainz Album Release Country'            'NL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'aabb1d9f-be12-45b3-a84d-a1fc3e8181fd'
'TXXX:MusicIP PUID'                                 '5a320da1-3746-f5ad-ec1f-216e341e1c1b'
'TXXX:MusicMagic Data'                              'AgEA9V/NoLGjQtzhhyco2lBD9haBxoACvL2UO0A9u9oJFoABgAG1e7dfz5j/JterhKuAAeAxhDj71QBNgAHREMSSGbAgyMtK1ByAAaJTm/TJ+IQtJZRO78ywgmGEb73MlBhY88AoCfWN54GguiS0Bs4/2l/PhYSbgAEEdY/sEVcCi4aU1eHk9wl6sQLk2tLwgjg='
'TXXX:MusicMagic Fingerprint'                       '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'
'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:added_timestamp'                              '128930990202923527'
'TXXX:lastfmtags'                                   ['trance', 'electronic', 'dance', 'techno', 'electronica']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.63 dB'
'TXXX:replaygain_track_peak'                        '0.514074'

========================== row from database ==========================
                                              'id'  1347555
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Tiësto - The Ultimate DJ Top 100 (disc 1) - 01 - Traffic.mp3
                                         'working'  None
                                         'bitrate'  219
                                    'duration_sec'  176
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  4838741
                                           'mtime'  1621696796
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Tiësto 01 electronic generic or radio dance
                                      'tag_artist'  Tiksto
                                     'tag_release'  The Ultimate DJ Top 100 (disc 1)
                                       'tag_title'  Traffic
                                             'bpm'  137.758
                                    'search_title'  'traffic':1
                                   'search_artist'  'tiksto':1
                                  'search_release'  '1':8,9 '100':5 'disc':6,7 'dj':3 'the':1 'top':4 'ultimate':2
                                     'search_rest'  '00poprockelectronic':1 'dance':13 'electronic':9 'files':5,6 'generic':10 'loose':3,4 'or':11 'radio':12 'tiesto':7,8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':12 '1':10C,11C '100':7C 'dance':24 'disc':8C,9C 'dj':5C 'electronic':20 'files':16,17 'generic':21 'loose':14,15 'or':22 'radio':23 'the':3C 'tiesto':18,19 'tiksto':2B 'top':6C 'traffic':1A 'ultimate':4C 'unsorted':13
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['trance', 'electronic', 'dance', 'techno', 'electronica']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696796.1691422  (2021-05-22 17:19:56)
                             'size'  4838741