======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '254'
                                          'artist'  'MEGARYU'
                                     'text_people'  ''
                                         'release'  '上昇気流'
                                           'title'  'MHz~メガヘルツ~'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-OLDST-2', 'Q-LOCALNESS-3', "
 "'Q-HHRNBTT-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'j reggae', 'japanese', 'j pop', 'rnb']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '15'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-style-reggae or dub or ska or dancehall-jreggae;set-pl-sced'
                                             'bpm'  '91.103'
                                             'key'  '1B'
                                        'acoustid'  'b14719b1-015c-4d7b-8aa8-e7cc5a04e9d1'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '上昇気流'
'TBPM' (BPM (beats per minute))                     '91.103'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan',
 'loc-style-reggae or dub or ska or dancehall-jreggae',
 'set-pl-sced']
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005-07-13'
'TIT2' (Title/songname/content description)         'MHz~メガヘルツ~'
'TKEY' (Initial key)                                '1B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'MEGARYU'
'TPE2' (Band/orchestra/accompaniment)               'MEGARYU'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'cutting edge'
'TRCK' (Track number/Position in set)               '10/15'
'TSO2'                                              'MEGARYU'
'TSOP' (Performer sort order)                       'MEGARYU'
'TXXX:ASIN'                                         'B0009N2XPS'
'TXXX:Acoustid Id'                                  'b14719b1-015c-4d7b-8aa8-e7cc5a04e9d1'
'TXXX:Artists'                                      'MEGARYU'
'TXXX:BARCODE'                                      '4945817144331'
'TXXX:CATALOGNUMBER'                                'CTCR-14433'
'TXXX:MusicBrainz Album Artist Id'                  '7b7c2513-5ef2-4c63-acae-147be83b01f1'
'TXXX:MusicBrainz Album Id'                         '130360f0-b712-4d8f-939c-0fe1b41c8c2a'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '7b7c2513-5ef2-4c63-acae-147be83b01f1'
'TXXX:MusicBrainz Release Group Id'                 '4be2340a-8fb5-4caa-9b9c-275bc196b5a2'
'TXXX:MusicBrainz Release Track Id'                 'fc45d9c2-fa3c-362c-b704-e0c70c9ece6e'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['reggae', 'j reggae', 'japanese', 'j pop', 'rnb']
'TXXX:originalyear'                                 '2005'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.63 dB'
'TXXX:replaygain_track_peak'                        '0.472021'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a87f4483-da5a-4635-bbbc-22ea25c31cb7')

========================== row from database ==========================
                                              'id'  932109
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/MEGARYU/[2005] 上昇気流/10 MHz ~メガヘルツ~.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  254
                                           'genre'  loc-asia-japan;loc-style-reggae or dub or ska or dancehall-jreggae;set-pl-sced
                                        'filesize'  6173900
                                           'mtime'  1620528202
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia [2005] 10 loc asia japan;loc style reggae or dub or ska or dancehall jreggae;set pl sced
                                      'tag_artist'  MEGARYU
                                     'tag_release'  上昇気流
                                       'tag_title'  MHz~メガヘルツ~
                                             'bpm'  91.103
                                    'search_title'  'mhz':1,3 '~mekaherutu':4 'メガヘルツ':2
                                   'search_artist'  'megaryu':1
                                  'search_release'  '上昇気流':1
                                     'search_rest'  '00asia':1 '2005':2,3 'asia':5 'dancehall':15 'dub':13 'japan':6,8 'jreggae':16,18 'loc':4,7,9 'or':12 'pl':20 'reggae':11 'sced':21 'set':17,19 'ska':14 'style':10
                                    'search_combo'  '00asia':7 '2005':8,9 'asia':11 'dancehall':21 'dub':19 'japan':12,14 'jreggae':22,24 'loc':10,13,15 'megaryu':5B 'mhz':1A,3A 'or':18 'pl':26 'reggae':17 'sced':27 'set':23,25 'ska':20 'style':16 '~mekaherutu':4A 'メガヘルツ':2A '上昇気流':6C
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'j reggae', 'japanese', 'j pop', 'rnb']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528201.6378908  (2021-05-09 04:43:21)
                             'size'  6173900