======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '211'
                                          'artist'  'Goldfish'
                                     'text_people'  ''
                                         'release'  'Perceptions of Pacha'
                                           'title'  'This Is How It Goes [Radio Edit]'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'electronica', 'south african', 'downtempo', 'chillout']"
                                     'discogstags'  "['techno', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '125.006'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         ['0',
 ' 0000041D 00000473 00002269 00002550 00018478 00018478 00008046 0000808A '
 '000180CB 000180CB',
 ' 00000000 00000210 00000B4C 00000000008E93A4 00000000 004D8B6E 00000000 '
 '00000000 00000000 00000000 00000000 00000000']
'COMM:ID3v1 Comment:XXX'                            '0'
'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 \x001\x004\x001\x000\x007\x003\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x007\x006\x001\x004\x003\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x004\x005\x008\x007\x005\x000\x002\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x001\x004\x001\x000\x007\x003\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x007\x006\x001\x004\x003\x003\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x004\x005\x008\x007\x005\x000\x002\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:.<\x91§\x81&\x00@§\x88ˬôeK\x85'  PRIV(owner='WM/WMCollectionGroupID', data=b'.<\x91\xa7\x81&\x00@\xa7\x88\xcb\xac\xf4eK\x85')
'PRIV:WM/WMCollectionID:.<\x91§\x81&\x00@§\x88ˬôeK\x85'  PRIV(owner='WM/WMCollectionID', data=b'.<\x91\xa7\x81&\x00@\xa7\x88\xcb\xac\xf4eK\x85')
'PRIV:WM/WMContentID:yEE\x05øÒ\x85A\x85èh\x80Ì\n\x11^'  PRIV(owner='WM/WMContentID', data=b'yEE\x05\xf8\xd2\x85A\x85\xe8h\x80\xcc\n\x11^')
'TALB' (Album/Movie/Show title)                     'Perceptions of Pacha'
'TBPM' (BPM (beats per minute))                     '125.006'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'iTunes 8.1.1.10'
'TIT2' (Title/songname/content description)         'This Is How It Goes [Radio Edit]'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Goldfish'
'TPE2' (Band/orchestra/accompaniment)               'Goldfish'
'TPUB' (Publisher)                                  'Pacha'
'TRCK' (Track number/Position in set)               '11'
'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:discogstags'                                  ['techno', 'electronic']
'TXXX:lastfmtags'                                   ['lounge', 'electronica', 'south african', 'downtempo', 'chillout']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.28 dB'
'TXXX:replaygain_track_peak'                        '0.612098'

========================== row from database ==========================
                                              'id'  1269887
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Goldfish - Perceptions of Pacha/11_Goldfish - This Is How It Goes [R.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  211
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  5703065
                                           'mtime'  1620529810
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 11_Goldfish prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Goldfish
                                     'tag_release'  Perceptions of Pacha
                                       'tag_title'  This Is How It Goes [Radio Edit]
                                             'bpm'  125.006
                                    'search_title'  'edit':8,9 'goes':5 'how':3 'is':2 'it':4 'radio':6,7 'this':1
                                   'search_artist'  'goldfish':1
                                  'search_release'  'of':2 'pacha':3 'perceptions':1
                                     'search_rest'  '11':5 'bossa':11 'country':4 'exotica':2 'goldfish':6 'jazz':1 'jb':8 'lounge':9 'oldies':3 'or':10 'prerock':7
                                    'search_combo'  '11':18 'bossa':24 'country':17 'edit':8A,9A 'exotica':15 'goes':5A 'goldfish':10B,19 'how':3A 'is':2A 'it':4A 'jazz':14 'jb':21 'lounge':22 'of':12C 'oldies':16 'or':23 'pacha':13C 'perceptions':11C 'prerock':20 'radio':6A,7A 'this':1A
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['lounge', 'electronica', 'south african', 'downtempo', 'chillout']
                                        'tag_date'  2008
                                     'discogstags'  ['techno', 'electronic']

============================== file details ==============================
                                           'mtime'  1620529810.0976565  (2021-05-09 05:10:10)
                             'size'  5703065