======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '698'
                                          'artist'  'Fushitsusha'
                                     'text_people'  ''
                                         'release'  'Fushitsusha'
                                           'title'  'Suki ni sureba ii'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['noise', 'avant garde', 'japanese', 'experimental', 'noise rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '4'
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic'
                                             'bpm'  '142'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Fushitsusha'
'TBPM' (BPM (beats per minute))                     '142'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-psychedelic'
'TDOR' (Original release time)                      '1989'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'Suki ni sureba ii'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fushitsusha'
'TPE2' (Band/orchestra/accompaniment)               'Fushitsusha'
'TPOS' (Part of a set)                              '1/2'
'TRCK' (Track number/Position in set)               '3/4'
'TSO2'                                              'Fushitsusha'
'TSOP' (Performer sort order)                       'Fushitsusha'
'TXXX:Artists'                                      'Fushitsusha'
'TXXX:MusicBrainz Album Artist Id'                  '19184fd0-fdff-4d80-aaf6-c196d7f21946'
'TXXX:MusicBrainz Album Id'                         '9e8dcbba-de43-4d53-89bc-2b216e016b17'
'TXXX:MusicBrainz Album Status'                     'pseudo-release'
'TXXX:MusicBrainz Album Type'                       'album/live'
'TXXX:MusicBrainz Artist Id'                        '19184fd0-fdff-4d80-aaf6-c196d7f21946'
'TXXX:MusicBrainz Release Group Id'                 'cbea5a38-7796-3d54-946d-092b519453cb'
'TXXX:MusicBrainz Release Track Id'                 '481d7043-2829-45af-924e-d77f7d57b58c'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['noise', 'avant garde', 'japanese', 'experimental', 'noise rock']
'TXXX:originalyear'                                 '1989'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.17 dB'
'TXXX:replaygain_track_peak'                        '0.446536'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4797fe4c-6243-45b6-a0a6-079a882e5227')

========================== row from database ==========================
                                              'id'  927492
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Fushitsusha/[1989] PSF 3_4/03 1.03.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  698
                                           'genre'  rock-cppex-psychedelic
                                        'filesize'  19563515
                                           'mtime'  1620736007
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia [1989] PSF 3_4 03 1.03 rock cppex psychedelic
                                      'tag_artist'  Fushitsusha
                                     'tag_release'  Fushitsusha
                                       'tag_title'  Suki ni sureba ii
                                             'bpm'  142.0
                                    'search_title'  'ii':4 'ni':2 'suki':1 'sureba':3
                                   'search_artist'  'fushitsusha':1
                                  'search_release'  'fushitsusha':1
                                     'search_rest'  '00asia':1 '03':8 '1':7 '103':9 '1989':2,3 '3':5 '4':6 'cppex':11 'psf':4 'psychedelic':12 'rock':10
                                    'search_combo'  '00asia':7 '03':14 '1':13 '103':15 '1989':8,9 '3':11 '4':12 'cppex':17 'fushitsusha':5B,6C 'ii':4A 'ni':2A 'psf':10 'psychedelic':18 'rock':16 'suki':1A 'sureba':3A
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['noise', 'avant garde', 'japanese', 'experimental', 'noise rock']
                                        'tag_date'  1989
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620736006.76789  (2021-05-11 14:26:46)
                             'size'  19563515