======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '210'
                                          'artist'  'Puffy AmiYumi'
                                     'text_people'  ''
                                         'release'  'Hi Hi Puffy AmiYumi'
                                           'title'  'V-A-C-A-T-I-O-N'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['j-pop', 'japanese', 'female vocalists', 'j-rock', 'jpop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '14'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jpop'
                                             'bpm'  '116.789'
                                             'key'  '10A'
                                        'acoustid'  '800f1943-f1a7-4c9a-8b6b-500b56906f92'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '14+A2F8CA1A069537CD416DF38DA'
'COMM:iTunes_CDDB_IDs:eng'                          '14+A2F8CA1A069537CD416DF38DA839E9BF+4772154'
'TALB' (Album/Movie/Show title)                     'Hi Hi Puffy AmiYumi'
'TBPM' (BPM (beats per minute))                     '116.789'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jpop']
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-11-16'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'V-A-C-A-T-I-O-N'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'Enhanced CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Puffy AmiYumi'
'TPE2' (Band/orchestra/accompaniment)               'Puffy AmiYumi'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Epic'
'TRCK' (Track number/Position in set)               '6/14'
'TSO2'                                              'PUFFY'
'TSOP' (Performer sort order)                       'PUFFY'
'TXXX:ASIN'                                         'B0006A9GF4'
'TXXX:Acoustid Id'                                  '800f1943-f1a7-4c9a-8b6b-500b56906f92'
'TXXX:Artists'                                      'Puffy AmiYumi'
'TXXX:BARCODE'                                      '827969351727'
'TXXX:CATALOGNUMBER'                                'EK 93517'
'TXXX:MusicBrainz Album Artist Id'                  'ed8e205b-2b03-48f8-b068-37b7a553fdad'
'TXXX:MusicBrainz Album Id'                         '2086504d-3cbb-4c6b-9a1a-bdbaf1ba1766'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/soundtrack'
'TXXX:MusicBrainz Artist Id'                        'ed8e205b-2b03-48f8-b068-37b7a553fdad'
'TXXX:MusicBrainz Release Group Id'                 '83d5ccaf-31c3-32e3-bc4d-e887304cf72d'
'TXXX:MusicBrainz Release Track Id'                 '52a5c95b-a4b1-3d1a-b3c5-7556e0387064'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['j-pop', 'japanese', 'female vocalists', 'j-rock', 'jpop']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.52 dB'
'TXXX:replaygain_track_peak'                        '0.340351'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f9ec86a2-10ae-4b5e-ab91-a4649d1b081f')

========================== row from database ==========================
                                              'id'  1532870
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Puffy/Puffy AmiYumi - The Baker_s Dozen/Puffy - Hi Hi Puffy AmiYumi/Puffy - Hi Hi Puffy AmiYumi - 06 - V･A･C･A･T･I･O･N.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  210
                                           'genre'  loc-asia-japan;loc-asia-japan-jpop
                                        'filesize'  8487275
                                           'mtime'  1622821815
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia The Baker_s Dozen 06 V･A･C･A･T･I･O･N loc asia japan;loc asia japan jpop
                                      'tag_artist'  Puffy AmiYumi
                                     'tag_release'  Hi Hi Puffy AmiYumi
                                       'tag_title'  V-A-C-A-T-I-O-N
                                             'bpm'  116.789
                                    'search_title'  'a':2,4 'c':3 'i':6 'n':8 'o':7 't':5 'v':1 'vacation':9
                                   'search_artist'  'ami':3 'amiyumi':2 'puffy':1 'yumi':4
                                  'search_release'  'ami':4 'amiyumi':3 'hi':1 'puffy':2 'yumi':5
                                     'search_rest'  '00asia':1 'a':7,9,15 'asia':22 'baker':3 'c':8,16 'dozen':5 'i':11,18 'japan':23,25,27 'jpop':28 'loc':21,24,26 'n':13,20 'o':12,19 's':4 't':10,17 'the':2 'v':6,14
                                    'search_combo'  '00asia':19 'a':2A,4A,25,27,33 'ami':12B,17C 'amiyumi':11B,16C 'asia':40 'baker':21 'c':3A,26,34 'dozen':23 'hi':14C 'i':6A,29,36 'japan':41,43,45 'jpop':46 'loc':39,42,44 'n':8A,31,38 'o':7A,30,37 'puffy':10B,15C 's':22 't':5A,28,35 'the':20 'v':1A,24,32 'vacation':9A 'yumi':13B,18C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['j-pop', 'japanese', 'female vocalists', 'j-rock', 'jpop']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622821815.481053  (2021-06-04 17:50:15)
                             'size'  8487275