======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '412'
                                          'artist'  'Kahimi Karie'
                                     'text_people'  ''
                                         'release'  'My Suitor'
                                           'title'  'Melt the Snow'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'Q-PLAY-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['shibuya-kei', 'j-pop', 'japanese', 'female vocalists', 'pop']"
                                     'discogstags'  "['electronic', 'rock', 'lounge', 'downtempo', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '7'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jrock-shibuyakei'
                                             'bpm'  '89.890'
                                             'key'  '6A'
                                        'acoustid'  'a14803ae-e13a-43fc-a927-390ad0876309'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '[Kahimi Karie]'
'COMM:ID3v1 Comment:XXX'                            '[Kahimi Karie]'
'COMM:iTunNORM:eng'                                 (' 0000056D 0000063A 000013A3 00002177 0004BB35 00027145 0000648F 00006D5B '
 '00035B8E 0002BF37')
'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 \x005\x007\x000\x005\x006\x007\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x003\x001\x001\x009\x001\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x005\x004\x003\x001\x000\x009\x009\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x005\x007\x000\x005\x006\x007\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x003\x001\x001\x009\x001\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x005\x004\x003\x001\x000\x009\x009\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:|\x13·~\x85c¯H\x9bý¸=]\x87îñ'  PRIV(owner='WM/WMCollectionGroupID', data=b'|\x13\xb7~\x85c\xafH\x9b\xfd\xb8=]\x87\xee\xf1')
'PRIV:WM/WMCollectionID:|\x13·~\x85c¯H\x9bý¸=]\x87îñ'  PRIV(owner='WM/WMCollectionID', data=b'|\x13\xb7~\x85c\xafH\x9b\xfd\xb8=]\x87\xee\xf1')
'PRIV:WM/WMContentID:4È^\x0fÐM¼A\x8b\x16Ü6Q˺È'     PRIV(owner='WM/WMContentID', data=b'4\xc8^\x0f\xd0M\xbcA\x8b\x16\xdc6Q\xcb\xba\xc8')
'TALB' (Album/Movie/Show title)                     'My Suitor'
'TBPM' (BPM (beats per minute))                     '89.890'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jrock-shibuyakei']
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001-11-21'
'TIT2' (Title/songname/content description)         'Melt the Snow'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Kahimi Karie'
'TPE2' (Band/orchestra/accompaniment)               'Kahimi Karie'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Polydor'
'TRCK' (Track number/Position in set)               '3/7'
'TSO2'                                              'Kahimi Karie'
'TSOP' (Performer sort order)                       'Kahimi Karie'
'TXXX:ASIN'                                         'B00005R0XW'
'TXXX:Acoustid Id'                                  'a14803ae-e13a-43fc-a927-390ad0876309'
'TXXX:Artists'                                      'Kahimi Karie'
'TXXX:BARCODE'                                      '4988005285928'
'TXXX:CATALOGNUMBER'                                'UPCH-1114'
'TXXX:MusicBrainz Album Artist Id'                  '938802a8-fc8d-43a3-bc2b-68180f748055'
'TXXX:MusicBrainz Album Id'                         '6ab631d0-3c3a-47b9-a559-28a14b28a881'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '938802a8-fc8d-43a3-bc2b-68180f748055'
'TXXX:MusicBrainz Release Group Id'                 '218b5ea4-94fd-3ee8-9896-892406c071ec'
'TXXX:MusicBrainz Release Track Id'                 '15dd62dd-c25a-3b2b-a9d3-18010bc10331'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'rock', 'lounge', 'downtempo', 'indie rock']
'TXXX:lastfmtags'                                   ['shibuya-kei', 'j-pop', 'japanese', 'female vocalists', 'pop']
'TXXX:originalyear'                                 '2001'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.22 dB'
'TXXX:replaygain_track_peak'                        '0.509256'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'27ff6c55-f014-47bf-8705-98c98540157c')

========================== row from database ==========================
                                              'id'  925830
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Kahimi Karie/[2001] My Suitor/03 Melt the Snow.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  412
                                           'genre'  loc-asia-japan;loc-asia-japan-jrock-shibuyakei
                                        'filesize'  6642996
                                           'mtime'  1628354040
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia [2001] 03 loc asia japan;loc asia japan jrock shibuyakei
                                      'tag_artist'  Kahimi Karie
                                     'tag_release'  My Suitor
                                       'tag_title'  Melt the Snow
                                             'bpm'  89.89
                                    'search_title'  'melt':1 'snow':3 'the':2
                                   'search_artist'  'kahimi':1 'karie':2
                                  'search_release'  'my':1 'suitor':2
                                     'search_rest'  '00asia':1 '2001':2,3 'asia':5 'japan':6,8,10 'jrock':11 'loc':4,7,9 'shibuyakei':12
                                    'search_combo'  '00asia':8 '2001':9,10 'asia':12 'japan':13,15,17 'jrock':18 'kahimi':4B 'karie':5B 'loc':11,14,16 'melt':1A 'my':6C 'shibuyakei':19 'snow':3A 'suitor':7C 'the':2A
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['shibuya-kei', 'j-pop', 'japanese', 'female vocalists', 'pop']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic', 'rock', 'lounge', 'downtempo', 'indie rock']

============================== file details ==============================
                                           'mtime'  1628354040.0309515  (2021-08-07 18:34:00)
                             'size'  6642996