======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '94'
                                          'artist'  'toltoy murataliev'
                                     'text_people'  ''
                                         'release'  'shüüdüngüttün jürüshü - Music of the Kyrgyz People of Central Asia'
                                           'title'  'ker özön (the wild ravine)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['kyrgyzstan', 'kyrgyz', 'kyl kiak']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-asia-kyrgyzstan'
                                             'bpm'  '128.414'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'shüüdüngüttün jürüshü - Music of the Kyrgyz People of Central Asia'
'TBPM' (BPM (beats per minute))                     '128.414'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-kyrgyzstan'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'ker özön (the wild ravine)'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'toltoy murataliev'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '15'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['kyrgyzstan', 'kyrgyz', 'kyl kiak']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'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'                        '+1.78 dB'
'TXXX:replaygain_track_peak'                        '0.508959'

========================== row from database ==========================
                                              'id'  1530196
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/v.a. (2001) - shüüdüngüt_s road - music of the kyrgyz people of central asia [D]/15 toltoy murataliev - ker özön (the wild ravine).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  94
                                           'genre'  loc-asia-kyrgyzstan
                                        'filesize'  3784729
                                           'mtime'  1621627027
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia v.a. (2001) shüüdüngüt_s road music kyrgyz people central asia [D] 15 loc asia kyrgyzstan
                                      'tag_artist'  toltoy murataliev
                                     'tag_release'  shüüdüngüttün jürüshü - Music of the Kyrgyz People of Central Asia
                                       'tag_title'  ker özön (the wild ravine)
                                             'bpm'  128.414
                                    'search_title'  'ker':1 'ozon':2,3 'ravine':7,8 'the':4,5 'wild':6
                                   'search_artist'  'murataliev':2 'toltoy':1
                                  'search_release'  'asia':11 'central':10 'jurushu':3,4 'kyrgyz':8 'music':5 'of':6 'people':9 'shuudunguttun':1,2 'the':7
                                     'search_rest'  '00asia':1 '2001':5,6 'a':3 'asia':16 'central':15 'd':17,18 'kyrgyz':13 'kyrgyzstan':20 'loc':19 'music':12 'people':14 'road':11 's':8,10 'shuudungut':7,9 'v':2 'va':4
                                    'search_combo'  '00asia':22 '2001':26,27 'a':24 'asia':21C,37 'central':20C,36 'd':38,39 'jurushu':13C,14C 'ker':1A 'kyrgyz':18C,34 'kyrgyzstan':41 'loc':40 'murataliev':10B 'music':15C,33 'of':16C 'ozon':2A,3A 'people':19C,35 'ravine':7A,8A 'road':32 's':29,31 'shuudungut':28,30 'shuudunguttun':11C,12C 'the':4A,5A,17C 'toltoy':9B 'v':23 'va':25 'wild':6A
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', '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-2']
                                      'lastfmtags'  ['kyrgyzstan', 'kyrgyz', 'kyl kiak']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627027.2175744  (2021-05-21 21:57:07)
                             'size'  3784729