======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '138'
                                          'artist'  'Hypnotic IV'
                                     'text_people'  ''
                                         'release'  'Jesus Christ Surferstar'
                                           'title'  'The Last Supper'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['surf', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '12'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '137.571'
                                             'key'  '10B'
                                        'acoustid'  '601dcc38-b34e-40d4-a97e-1111efb3df77'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000FA1 00000DB3 00003233'
'COMM:iTunNORM:eng'                                 (' 00000FA1 00000DB3 00003233 00002C74 0000EA77 0001D4EE 00007C96 00007D4A '
 '0001D505 00015FD5')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x005\x004\x002\x003\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x008\x007\x001\x009\x002\x004\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x005\x004\x002\x003\x008\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00V\x00A\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x008\x007\x001\x009\x002\x004\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:|\x1cÀß\x1e\x06CC\x98Ö\xadî+£\x92¬'  PRIV(owner='WM/WMCollectionGroupID', data=b'|\x1c\xc0\xdf\x1e\x06CC\x98\xd6\xad\xee+\xa3\x92\xac')
'PRIV:WM/WMCollectionID:|\x1cÀß\x1e\x06CC\x98Ö\xadî+£\x92¬'  PRIV(owner='WM/WMCollectionID', data=b'|\x1c\xc0\xdf\x1e\x06CC\x98\xd6\xad\xee+\xa3\x92\xac')
'PRIV:WM/WMContentID:å\x99\x11CÕ$mA«U\x0e½âD\x03\x19'  PRIV(owner='WM/WMContentID', data=b'\xe5\x99\x11C\xd5$mA\xabU\x0e\xbd\xe2D\x03\x19')
'TALB' (Album/Movie/Show title)                     'Jesus Christ Surferstar'
'TBPM' (BPM (beats per minute))                     '137.571'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'The Last Supper'
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Hypnotic IV'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'OmOm'
'TRCK' (Track number/Position in set)               '1/12'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Hypnotic IV'
'TXXX:ASIN'                                         'B000CAJVT4'
'TXXX:AccurateRipDiscID'                            '012-001018e7-009acd8f-9809590c-1'
'TXXX:AccurateRipResult'                            'AccurateRip: Not in database   [D7E662B2]'
'TXXX:Acoustid Id'                                  '601dcc38-b34e-40d4-a97e-1111efb3df77'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '778158a3-c3f0-45bf-802a-aae916c1fda4'
'TXXX:MusicBrainz Album Release Country'            'IT'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1dbd12b2-ac8a-4a91-9ef5-54d6393ef9ba'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:UPC'                                          '827221000073'
'TXXX:discogstags'                                  ['surf', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.52 dB'
'TXXX:replaygain_track_peak'                        '0.367736'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9af3f37a-c782-4312-9508-d02637c67cbb')

========================== row from database ==========================
                                              'id'  1419579
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Jesus Christ Surferstar/jesus christ surferstar - 01 - last supper, the - hypnotic iv.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  138
                                           'genre'  rock-pop-surf
                                        'filesize'  5577789
                                           'mtime'  1620736951
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner jesus christ surferstar 01 last supper, the hypnotic iv rock pop surf
                                      'tag_artist'  Hypnotic IV
                                     'tag_release'  Jesus Christ Surferstar
                                       'tag_title'  The Last Supper
                                             'bpm'  137.571
                                    'search_title'  'last':2 'supper':3 'the':1
                                   'search_artist'  'hypnotic':1 'iv':2
                                  'search_release'  'christ':2 'jesus':1 'surferstar':3
                                     'search_rest'  'christ':6 'garage':2 'hypnotic':12 'iv':13 'jesus':5 'last':8 'pop':15 'punk':1 'rock':14 'stoner':4 'supper':9,10 'surf':3 'surferstar':7 'the':11
                                    'search_combo'  'christ':7C,14 'garage':10 'hypnotic':4B,20 'iv':5B,21 'jesus':6C,13 'last':2A,16 'pop':23 'punk':9 'rock':22 'stoner':12 'supper':3A,17,18 'surf':11 'surferstar':8C,15 'the':1A,19
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2003
                                     'discogstags'  ['surf', 'rock']

============================== file details ==============================
                                           'mtime'  1620736950.6667678  (2021-05-11 14:42:30)
                             'size'  5577789