======================== unified (from filesystem) ========================
                                         'bitrate'  '206.9'
                                        'duration'  '288'
                                          'artist'  'Gwen Stefani'
                                     'text_people'  ''
                                         'release'  'Love. Angel. Music. Baby.'
                                           'title'  'Serious'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'alternative', 'female vocalists', 'pop', 'rock']"
                                     'discogstags'  ("['j-pop', 'abstract', 'europop', 'hip hop', 'downtempo', 'synth-pop', "
 "'electronic', 'pop']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '12'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '109.468'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Love. Angel. Music. Baby.'
'TBPM' (BPM (beats per minute))                     '109.468'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2004-11-23'
'TIT2' (Title/songname/content description)         'Serious'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gwen Stefani'
'TPE2' (Band/orchestra/accompaniment)               'Gwen Stefani'
'TPUB' (Publisher)                                  'Interscope Records'
'TRCK' (Track number/Position in set)               '10/12'
'TSOP' (Performer sort order)                       'Stefani, Gwen'
'TSRC' (ISRC (international standard recording code))  'USIR10400854'
'TXXX:ALBUMARTISTSORT'                              'Stefani, Gwen'
'TXXX:ASIN'                                         'B00064AEJW'
'TXXX:BARCODE'                                      '602498638507'
'TXXX:CATALOGNUMBER'                                'B0003469-02'
'TXXX:MP3GAIN_UNDO'                                 '+008,+008,N'
'TXXX:MusicBrainz Album Artist Id'                  '2e41ae9c-afd2-4f20-8f1e-17281ce9b472'
'TXXX:MusicBrainz Album Id'                         'eea9db35-28d9-4c58-bad0-90d57c626269'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '2e41ae9c-afd2-4f20-8f1e-17281ce9b472'
'TXXX:MusicIP PUID'                                 'bdecfb90-1b7e-16f8-51a5-a135b19b360e'
'TXXX:MusicMagic Data'                              'AgEAM+OTtBOWar41gl3+lE/BgAGBdYl91bKWuFhfuL8M8YABgAHbnLXXtOTSYcuogtmAASINikEjRCanhMjyaQzoD066KRPCgAKAAa3kkhm2m4LBFldDe4r9gvOJhs6uldZdNtmSA4mfg4ql2Cy1UMj21o++LIJUgAEenYgxILUTx5Z06Az1ew1Ou6cLc5logN4='
'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:discogstags'                                  ['j-pop',
 'abstract',
 'europop',
 'hip hop',
 'downtempo',
 'synth-pop',
 'electronic',
 'pop']
'TXXX:lastfmtags'                                   ['dance', 'alternative', 'female vocalists', 'pop', 'rock']
'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'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.33 dB'
'TXXX:replaygain_track_peak'                        '0.328197'

========================== row from database ==========================
                                              'id'  1348290
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/10 - gwen stefani - serious.mp3
                                         'working'  None
                                         'bitrate'  206
                                    'duration_sec'  288
                                           'genre'  electronic-unsorted
                                        'filesize'  7461318
                                           'mtime'  1621696731
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 10 gwen stefani serious electronic unsorted
                                      'tag_artist'  Gwen Stefani
                                     'tag_release'  Love. Angel. Music. Baby.
                                       'tag_title'  Serious
                                             'bpm'  109.468
                                    'search_title'  'serious':1
                                   'search_artist'  'gwen':1 'stefani':2
                                  'search_release'  'angel':3,4 'baby':7,8 'love':1,2 'music':5,6
                                     'search_rest'  '00poprockelectronic':1 'electronic':10 'files':5,6 'gwen':7 'loose':3,4 'serious':9 'stefani':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':12 'angel':6C,7C 'baby':10C,11C 'electronic':21 'files':16,17 'gwen':2B,18 'loose':14,15 'love':4C,5C 'music':8C,9C 'serious':1A,20 'stefani':3B,19 'unsorted':13
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'alternative', 'female vocalists', 'pop', 'rock']
                                        'tag_date'  2004
                                     'discogstags'  ['j-pop', 'abstract', 'europop', 'hip hop', 'downtempo', 'synth-pop', 'electronic', 'pop']

============================== file details ==============================
                                           'mtime'  1621696731.1754801  (2021-05-22 17:18:51)
                             'size'  7461318