======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '172'
                                          'artist'  'Enrico Caruso'
                                     'text_people'  ''
                                         'release'  'The Complete Recordings, Volume 12'
                                           'title'  'Senza nisciuno'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', "
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 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-2']")
                                      'lastfmtags'  "['opera/10s/italian/classical/tenor']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '20'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'prerock-vocal-opera'
                                             'bpm'  '119.3'
                                             'key'  '7A'
                                        'acoustid'  '192ea175-b815-4dcf-8b31-3bbad7e6cef4'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TALB' (Album/Movie/Show title)                     'The Complete Recordings, Volume 12'
'TBPM' (BPM (beats per minute))                     '119.3'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal-opera'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Senza nisciuno'
'TKEY' (Initial key)                                '7A'
'TLEN' (Length)                                     '172000'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ernesto de Curtis'
'TPE2' (Band/orchestra/accompaniment)               'Enrico Caruso'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Naxos Historical'
'TRCK' (Track number/Position in set)               '3/20'
'TSO2'                                              'Caruso, Enrico'
'TSOP' (Performer sort order)                       'De Curtis, Ernesto'
'TSRC' (ISRC (international standard recording code))  'HKI190406503'
'TXXX:ARTISTS'                                      'Ernesto de Curtis'
'TXXX:Acoustid Id'                                  '192ea175-b815-4dcf-8b31-3bbad7e6cef4'
'TXXX:BARCODE'                                      '636943175323'
'TXXX:CATALOGNUMBER'                                '8.110753'
'TXXX:MusicBrainz Album Artist Id'                  'e4d389bb-fe8f-472d-8ffd-c2cb02a7b2b7'
'TXXX:MusicBrainz Album Id'                         '46132a50-2adb-414a-8ad2-9d31cbe3230a'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '56149f77-6f60-4918-b9c8-10cd613699d0'
'TXXX:MusicBrainz Release Group Id'                 'c39f752c-ddc8-438f-99c7-419f1354b24c'
'TXXX:MusicBrainz Release Track Id'                 'd89e58de-5213-4743-bc6d-8320486f365b'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   'opera/10s/italian/classical/tenor'
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.83 dB'
'TXXX:replaygain_track_peak'                        '0.514740'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6394b659-ae6a-4a7c-a8f4-851d3c02fa1b')

========================== row from database ==========================
                                              'id'  1476259
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/veryearly/1919/Enrico Caruso - Senza Nisciuno (de Curtis) 11-9-1919.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  172
                                           'genre'  prerock-vocal-opera
                                        'filesize'  3529530
                                           'mtime'  1679829901
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm veryearly 1919 Nisciuno (de Curtis) 11 9 1919 prerock vocal opera
                                      'tag_artist'  Enrico Caruso
                                     'tag_release'  The Complete Recordings, Volume 12
                                       'tag_title'  Senza nisciuno
                                             'bpm'  119.3
                                    'search_title'  'nisciuno':2 'senza':1
                                   'search_artist'  'caruso':2 'enrico':1
                                  'search_release'  'complete':2 'recordings':3,4 'the':1 'volume':5
                                     'search_rest'  '1919':2 '9':8 'curtis':6,7 'de':4,5 'nisciuno':3 'opera':11 'prerock':9 'veryearly':1 'vocal':10
                                    'search_combo'  '1919':11 '9':17 'caruso':4B 'complete':6C 'curtis':15,16 'de':13,14 'enrico':3B 'nisciuno':2A,12 'opera':20 'prerock':18 'recordings':7C,8C 'senza':1A 'the':5C 'veryearly':10 'vocal':19 'volume':9C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-1', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-2']
                                      'lastfmtags'  ['opera/10s/italian/classical/tenor']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1679829901.4438891  (2023-03-26 13:25:01)
                             'size'  3529530