======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '169'
                                          'artist'  'Diversos'
                                     'text_people'  ''
                                         'release'  'Au Bal Musette'
                                           'title'  'Gatitos Negros(Paso Doble)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-OLDST-2', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['paralamas do sucesso', 'reggaeton', 'mpb', 'latina', 'gangsta rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'mi-accordeon'
                                             'bpm'  '139.274'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Au Bal Musette'
'TBPM' (BPM (beats per minute))                     '139.274'
'TCON' (Content type, a.k.a. Genre)                 'mi-accordeon'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Gatitos Negros(Paso Doble)'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '169000'
'TPE1' (Lead performer(s)/Soloist(s))               'Yvette Horner'
'TPE2' (Band/orchestra/accompaniment)               'Diversos'
'TPUB' (Publisher)                                  'Membran/Intense'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['paralamas do sucesso', 'reggaeton', 'mpb', 'latina', 'gangsta rap']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+7.62 dB'
'TXXX:replaygain_track_peak'                        '0.193422'

========================== row from database ==========================
                                              'id'  935461
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00french/Accordeón alegre/Yvette Horner -Gatitos negros(paso doble).mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  169
                                           'genre'  mi-accordeon
                                        'filesize'  2379557
                                           'mtime'  1620528274
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00french Accordeón alegre Yvette Horner negros(paso doble) mi accordeon
                                      'tag_artist'  Diversos
                                     'tag_release'  Au Bal Musette
                                       'tag_title'  Gatitos Negros(Paso Doble)
                                             'bpm'  139.274
                                    'search_title'  'doble':5,6 'gatitos':1 'negros':2 'negrospaso':4 'paso':3
                                   'search_artist'  'diversos':1
                                  'search_release'  'au':1 'bal':2 'musette':3
                                     'search_rest'  '00french':4 '00mid':1 'accordeon':5,6 'alegre':7 'doble':13,14 'europe':3 'horner':9 'mi':15 'negros':10 'negrospaso':12 'north':2 'paso':11 'yvette':8
                                    'search_combo'  '00french':14 '00mid':11 'accordeon':15,16 'alegre':17 'au':8C 'bal':9C 'diversos':7B 'doble':5A,6A,23,24 'europe':13 'gatitos':1A 'horner':19 'mi':25 'musette':10C 'negros':2A,20 'negrospaso':4A,22 'north':12 'paso':3A,21 'yvette':18
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['paralamas do sucesso', 'reggaeton', 'mpb', 'latina', 'gangsta rap']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528273.7552319  (2021-05-09 04:44:33)
                             'size'  2379557