======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '310'
                                          'artist'  "ANNA TSUCHIYA inspi' NANA(BLACK STONES)"
                                     'text_people'  ''
                                         'release'  'Kuroi namida (Black Tears)'
                                           'title'  'Kuroi namida (Black Tears)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['nana', 'anime', 'female vocalists', 'japanese', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '4'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;rock-pop-jrock;loc-asia-japan-jrock'
                                             'bpm'  '117.466'
                                             'key'  '10A'
                                        'acoustid'  'f0f47326-0285-49cb-939e-d0ac191c8bfb'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Kuroi namida (Black Tears)'
'TBPM' (BPM (beats per minute))                     '117.466'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'rock-pop-jrock', 'loc-asia-japan-jrock']
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007-01-10'
'TIT2' (Title/songname/content description)         'Kuroi namida (Black Tears)'
'TKEY' (Initial key)                                '10A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               "ANNA TSUCHIYA inspi' NANA(BLACK STONES)"
'TPE2' (Band/orchestra/accompaniment)               "ANNA TSUCHIYA inspi' NANA(BLACK STONES)"
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'cutting edge'
'TRCK' (Track number/Position in set)               '1/4'
'TSO2'                                              'Tsuchiya, Anna'
'TSOP' (Performer sort order)                       'Tsuchiya, Anna'
'TXXX:Acoustid Id'                                  'f0f47326-0285-49cb-939e-d0ac191c8bfb'
'TXXX:Artists'                                      "ANNA TSUCHIYA inspi' NANA(BLACK STONES)"
'TXXX:BARCODE'                                      '4945817402486'
'TXXX:CATALOGNUMBER'                                'CTCR-40248'
'TXXX:MusicBrainz Album Artist Id'                  '333a223b-81ec-4856-805f-4d1bb4f7bcdd'
'TXXX:MusicBrainz Album Id'                         '77750539-9954-4caf-b397-e3d00b02b56e'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'pseudo-release'
'TXXX:MusicBrainz Album Type'                       'single'
'TXXX:MusicBrainz Artist Id'                        '333a223b-81ec-4856-805f-4d1bb4f7bcdd'
'TXXX:MusicBrainz Release Group Id'                 '52306675-fca7-3779-9371-2a28197e6cd6'
'TXXX:MusicBrainz Release Track Id'                 '788c6f76-5b57-3c6f-b711-06bcd37dc955'
'TXXX:Q-HAP'                                        '2'
'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'                                   ['nana', 'anime', 'female vocalists', 'japanese', 'j rock']
'TXXX:originalyear'                                 '2007'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.08 dB'
'TXXX:replaygain_track_peak'                        '0.304874'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'bbee8432-45de-456e-8550-bdbfc06d25d7')

========================== row from database ==========================
                                              'id'  1517903
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Anna Tsuchiya/ANNA TSUCHIYA inspi_ NANA(BLACK STONES) - _i_ - 01 - ANNA TSUCHIYA inspi_ NANA(BLACK STONES) - _i_.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  310
                                           'genre'  loc-asia-japan;rock-pop-jrock;loc-asia-japan-jrock
                                        'filesize'  12446458
                                           'mtime'  1637933309
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Anna Tsuchiya inspi_ _i_ 01 inspi_ _i_ loc asia japan;rock pop jrock;loc asia japan jrock
                                      'tag_artist'  ANNA TSUCHIYA inspi' NANA(BLACK STONES)
                                     'tag_release'  Kuroi namida (Black Tears)
                                       'tag_title'  Kuroi namida (Black Tears)
                                             'bpm'  117.466
                                    'search_title'  'black':3,4 'kuroi':1 'namida':2 'tears':5,6
                                   'search_artist'  'anna':1 'black':6 'inspi':3,4 'nana':5 'nanablack':7 'stones':8,9 'tsuchiya':2
                                  'search_release'  'black':3,4 'kuroi':1 'namida':2 'tears':5,6
                                     'search_rest'  '00asia':1 'anna':2 'asia':7 'i':5 'inspi':4 'japan':8,10,17 'jrock':13,15,18 'loc':6,14,16 'pop':12 'rock':9,11 'tsuchiya':3
                                    'search_combo'  '00asia':22 'anna':7B,23 'asia':28 'black':3A,4A,12B,18C,19C 'i':26 'inspi':9B,10B,25 'japan':29,31,38 'jrock':34,36,39 'kuroi':1A,16C 'loc':27,35,37 'namida':2A,17C 'nana':11B 'nanablack':13B 'pop':33 'rock':30,32 'stones':14B,15B 'tears':5A,6A,20C,21C 'tsuchiya':8B,24
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['nana', 'anime', 'female vocalists', 'japanese', 'j rock']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637933308.5550215  (2021-11-26 14:28:28)
                             'size'  12446458