======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '200'
                                          'artist'  'dahlia'
                                     'text_people'  ''
                                         'release'  'Musics For My Funeral'
                                           'title'  '『maxima!』'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-1', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-2', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronic', 'lush', 'female vocalists', 'trip hop', 'japanese']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico;set-pl-sced'
                                             'bpm'  '106.8'
                                             'key'  '3B'
                                        'acoustid'  'fdd057db-591e-419a-9e54-b3ab10e9b31d'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'MCDI' (Music CD identifier)                        MCDI(data=b'7\x00+\x009\x006\x00+\x007\x001\x00A\x00A\x00+\x00A\x00A\x002\x008\x00+\x001\x000\x001\x00F\x001\x00+\x001\x005\x00A\x00B\x000\x00+\x001\x009\x00F\x009\x007\x00+\x001\x00D\x00A\x003\x00B\x00+\x002\x001\x00D\x005\x00B\x00\x00\x00')
'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:C\x00D\x00J\x00o\x00u\x00r\x00n\x00a\x00l\x00 \x00J\x00a\x00p\x00a\x00n\x00\x00\x00'  PRIV(owner='WM/Provider', data=b'C\x00D\x00J\x00o\x00u\x00r\x00n\x00a\x00l\x00 \x00J\x00a\x00p\x00a\x00n\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:@;Ç\x15ø\x86£M\x84\x95Ñ\x1b^\x91¸ê'  PRIV(owner='WM/WMCollectionGroupID', data=b'@;\xc7\x15\xf8\x86\xa3M\x84\x95\xd1\x1b^\x91\xb8\xea')
'PRIV:WM/WMCollectionID:@;Ç\x15ø\x86£M\x84\x95Ñ\x1b^\x91¸ê'  PRIV(owner='WM/WMCollectionID', data=b'@;\xc7\x15\xf8\x86\xa3M\x84\x95\xd1\x1b^\x91\xb8\xea')
'PRIV:WM/WMContentID:º\x85+êv\x1fîO\x8en\x15§ò#X¡'  PRIV(owner='WM/WMContentID', data=b'\xba\x85+\xeav\x1f\xeeO\x8en\x15\xa7\xf2#X\xa1')
'TALB' (Album/Movie/Show title)                     'Musics For My Funeral'
'TBPM' (BPM (beats per minute))                     '106.8'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-beeps or chip or pico', 'set-pl-sced']
'TDRC' (Recording time)                             '2003-10-22'
'TIT2' (Title/songname/content description)         '『maxima!』'
'TKEY' (Initial key)                                '3B'
'TLEN' (Length)                                     '200160'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'dahlia'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'contemode'
'TRCK' (Track number/Position in set)               '6'
'TSOP' (Performer sort order)                       'dahlia'
'TXXX:ASIN'                                         'B0000C16T4'
'TXXX:Acoustid Id'                                  'fdd057db-591e-419a-9e54-b3ab10e9b31d'
'TXXX:Artists'                                      'dahlia'
'TXXX:BARCODE'                                      '4542519001711'
'TXXX:CATALOGNUMBER'                                'YCCW-00043'
'TXXX:MusicBrainz Album Id'                         '0d50aaee-043c-47de-b6e5-ed1fde5d1204'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['electronic', 'lush', 'female vocalists', 'trip hop', 'japanese']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.66 dB'
'TXXX:replaygain_track_peak'                        '0.545331'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'27ae9cd7-5ca7-422e-90de-f8518a52feaf')

========================== row from database ==========================
                                              'id'  1292388
                                            'path'  /data/Music/Bulk/00poprockelectronic/Dahlia/[2004] Musics For My Funeral/06 『maxima!』.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  200
                                           'genre'  electronic-we-beeps or chip or pico;set-pl-sced
                                        'filesize'  3219690
                                           'mtime'  1621705495
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Dahlia [2004] 06 electronic we beeps chip pico;set pl sced
                                      'tag_artist'  dahlia
                                     'tag_release'  Musics For My Funeral
                                       'tag_title'  『maxima!』
                                             'bpm'  106.8
                                    'search_title'  'maxima':1,2
                                   'search_artist'  'dahlia':1
                                  'search_release'  'for':2 'funeral':4 'musics':1 'my':3
                                     'search_rest'  '00poprockelectronic':1 '2004':3,4 'beeps':7 'chip':8 'dahlia':2 'electronic':5 'pico':9,11 'pl':13 'sced':14 'set':10,12 'we':6
                                    'search_combo'  '00poprockelectronic':8 '2004':10,11 'beeps':14 'chip':15 'dahlia':3B,9 'electronic':12 'for':5C 'funeral':7C 'maxima':1A,2A 'musics':4C 'my':6C 'pico':16,18 'pl':20 'sced':21 'set':17,19 'we':13
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-2', 'q-mixbeat-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['electronic', 'lush', 'female vocalists', 'trip hop', 'japanese']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621705495.1078813  (2021-05-22 19:44:55)
                             'size'  3219690