======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '431'
                                          'artist'  'Malihe saeedi'
                                     'text_people'  ''
                                         'release'  'Ahooye Vahshi (Arian)'
                                           'title'  'Del Chi Asemon'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', '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-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['traditional', 'persian', 'folk', 'iranian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '113.136'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Ahooye Vahshi (Arian)'
'TBPM' (BPM (beats per minute))                     '113.136'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TIT2' (Title/songname/content description)         'Del Chi Asemon'
'TKEY' (Initial key)                                '1A'
'TOLY' (Original lyricist(s)/text writer(s))        'www.ArianWorld.com'
'TPE1' (Lead performer(s)/Soloist(s))               'Malihe saeedi'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['traditional', 'persian', 'folk', 'iranian']
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+17.25 dB'
'TXXX:replaygain_track_peak'                        '0.088712'

========================== row from database ==========================
                                              'id'  1386361
                                            'path'  /data/Music/Bulk/00localcharacter/malihe saeedi - ahooye vahshi/Malihe saeedi - Ahooye Vahshi (Arian) - 07. Del Chi Asemon.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  431
                                           'genre'  loc-unsorted
                                        'filesize'  7061270
                                           'mtime'  1647278101
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter malihe ahooye vahshi 07. loc unsorted
                                      'tag_artist'  Malihe saeedi
                                     'tag_release'  Ahooye Vahshi (Arian)
                                       'tag_title'  Del Chi Asemon
                                             'bpm'  113.136
                                    'search_title'  'asemon':3 'chi':2 'del':1
                                   'search_artist'  'malihe':1 'saeedi':2
                                  'search_release'  'ahooye':1 'arian':3,4 'vahshi':2
                                     'search_rest'  '07':4,5 'ahooye':2 'loc':6 'malihe':1 'unsorted':7 'vahshi':3
                                    'search_combo'  '07':13,14 'ahooye':6C,11 'arian':8C,9C 'asemon':3A 'chi':2A 'del':1A 'loc':15 'malihe':4B,10 'saeedi':5B 'unsorted':16 'vahshi':7C,12
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', '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-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['traditional', 'persian', 'folk', 'iranian']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1647278100.7187467  (2022-03-14 18:15:00)
                             'size'  7061270