======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '213'
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                                      'lastfmtags'  "['indie', 'indie pop', 'alternative', 'female vocalists', 'canadian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '11'
                                            'date'  '2000'
                                        'comments'  ''
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                                             'key'  '3B'
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rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'TBPM' (BPM (beats per minute))                     '110'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000'
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'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Tegan and Sara'
'TPE2' (Band/orchestra/accompaniment)               'Tegan and Sara'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Superclose Music'
'TRCK' (Track number/Position in set)               '8/11'
'TSO2'                                              'Tegan and Sara'
'TSOP' (Performer sort order)                       'Tegan and Sara'
'TSRC' (ISRC (international standard recording code))  'USVP10000008'
'TXXX:ASIN'                                         'B000065OM3'
'TXXX:Acoustid Id'                                  '748bc957-487e-42ea-981d-f0fa70a5412c'
'TXXX:Artists'                                      'Tegan and Sara'
'TXXX:BARCODE'                                      '601215939927'
'TXXX:CATALOGNUMBER'                                '012 159 399-2'
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'TXXX:MusicBrainz Album Id'                         '55e7547c-499e-4cf6-ac5e-b0cf748a7572'
'TXXX:MusicBrainz Album Release Country'            'CA'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:MusicBrainz Release Track Id'                 'b001c4ba-ad75-3c29-8d52-8ab81e12862c'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['indie', 'indie pop', 'alternative', 'female vocalists', 'canadian']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.40 dB'
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========================== row from database ==========================
                                              'id'  197831
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Tegan and Sara/Tegan and Sara - The Business Of Art/08 - Not With You.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  213
                                           'genre'  ifs-songwriter
                                        'filesize'  3507228
                                           'mtime'  1637330578
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos The Of 08 ifs songwriter
                                      'tag_artist'  Tegan and Sara
                                     'tag_release'  This Business of Art
                                       'tag_title'  Not With You
                                             'bpm'  110.0
                                    'search_title'  'not':1 'with':2 'you':3
                                   'search_artist'  'and':2 'sara':3 'tegan':1
                                  'search_release'  'art':4 'business':2 'of':3 'this':1
                                     'search_rest'  '00singer':1 'eos':3 'ifs':6 'of':5 'songwriter':2 'the':4
                                    'search_combo'  '00singer':11 'and':5B 'art':10C 'business':8C 'eos':13 'ifs':16 'not':1A 'of':9C,15 'sara':6B 'songwriter':12 'tegan':4B 'the':14 'this':7C 'with':2A 'you':3A
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'alternative', 'female vocalists', 'canadian']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330578.3968346  (2021-11-19 15:02:58)
                             'size'  3507228