======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '256'
                                          'artist'  'ZI:KILL'
                                     'text_people'  ''
                                         'release'  'ROCKET'
                                           'title'  'ナニモイラナイ'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'Q-PLAY-2', 'Q-PIANO-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-chart-1', 'q-drums-2', 'q-other-2', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['post punk', 'rock', 'visual kei', 'japanese', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '10'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jrock'
                                             'bpm'  '112.4'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=204, count=0)
'TALB' (Album/Movie/Show title)                     'ROCKET'
'TBPM' (BPM (beats per minute))                     '112.4'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jrock']
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TENC' (Encoded by)                                 'iTunes v4.8.0.32'
'TIT2' (Title/songname/content description)         'ナニモイラナイ'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'ZI:KILL'
'TPE2' (Band/orchestra/accompaniment)               'ZI:KILL'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '6/10'
'TSO2'                                              'ZI:KILL'
'TSOP' (Performer sort order)                       'ZI:KILL'
'TXXX:Artists'                                      'ZI:KILL'
'TXXX:FMPS_Rating'                                  '0.8'
'TXXX:MusicBrainz Album Artist'                     'ZI:KILL'
'TXXX:MusicBrainz Album Artist Id'                  'fb57da84-d2fd-415e-84fa-2d47b6d0423b'
'TXXX:MusicBrainz Album Artist Sortname'            'ZI:KILL'
'TXXX:MusicBrainz Album Id'                         '22e52c01-66b0-4bc4-8d6b-183fe89620aa'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'fb57da84-d2fd-415e-84fa-2d47b6d0423b'
'TXXX:MusicBrainz Non-Album'                        '0'
'TXXX:MusicBrainz Release Group Id'                 '14c1ead0-9b89-3174-9c7f-32510bdaab57'
'TXXX:MusicBrainz Release Track Id'                 '48d1cc3d-fa0c-30f0-aadf-297dfd6df327'
'TXXX:MusicIP PUID'                                 '8b4730d5-325c-e8ba-a9c0-2e1aa91abd40'
'TXXX:MusicMagic Data'                              'AgEAttwYjXKcwbXVgq+uq1DpomGDCoQS50eX/VsbtznMPKSTheT3NKuFm1PI4otkgXCAAeQms7sxew+RgTHkzgXvICDVGNTMowyAAaNKmsmrNIHK+mFggYesg3aRQeXTnvVbl7VrDL2SS5i58Iiyx9ANuFmdqYEug6o7s41UPQ3n4/Wk43ryZPRoxxMUcKppgAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['post punk', 'rock', 'visual kei', 'japanese', 'j rock']
'TXXX:originalyear'                                 '1993'
'TXXX:other'                                        '1993'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.01 dB'
'TXXX:replaygain_track_peak'                        '0.474025'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'aca12ebf-a152-4401-9116-5f4b056c803d')

========================== row from database ==========================
                                              'id'  1476104
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/ZI_KILL/[1993] ROCKET/ZIKILL - ROCKET - 06 - nanimoiranai.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  256
                                           'genre'  loc-asia-japan;loc-asia-japan-jrock
                                        'filesize'  6177478
                                           'mtime'  1623497824
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia ZI_KILL [1993] ZIKILL 06 nanimoiranai loc asia japan;loc asia japan jrock
                                      'tag_artist'  ZI:KILL
                                     'tag_release'  ROCKET
                                       'tag_title'  ナニモイラナイ
                                             'bpm'  112.4
                                    'search_title'  'nanimoiranai':2 'ナニモイラナイ':1
                                   'search_artist'  'kill':2 'zi':1 'zikill':3
                                  'search_release'  'rocket':1
                                     'search_rest'  '00asia':1 '1993':4,5 'asia':9 'japan':10,12,14 'jrock':15 'kill':3 'loc':8,11,13 'nanimoiranai':7 'zi':2 'zikill':6
                                    'search_combo'  '00asia':7 '1993':10,11 'asia':15 'japan':16,18,20 'jrock':21 'kill':4B,9 'loc':14,17,19 'nanimoiranai':2A,13 'rocket':6C 'zi':3B,8 'zikill':5B,12 'ナニモイラナイ':1A
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['post punk', 'rock', 'visual kei', 'japanese', 'j rock']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1623497824.4021266  (2021-06-12 13:37:04)
                             'size'  6177478