======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '52'
                                          'artist'  'Dikanda'
                                     'text_people'  ''
                                         'release'  'Muzyka czterech stron wschodu'
                                           'title'  "Pagnulisja ('Pogiela sie sien')"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['polish', 'world music', 'ethno', 'folk', 'world']"
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '17'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-eur-poland'
                                             'bpm'  '87.596'
                                             'key'  '5A'
                                        'acoustid'  'e7f7b854-62ca-4d7d-8159-52a15000f627'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Muzyka czterech stron wschodu'
'TBPM' (BPM (beats per minute))                     '87.596'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-poland'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         "Pagnulisja ('Pogiela sie sien')"
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dikanda'
'TPE2' (Band/orchestra/accompaniment)               'Dikanda'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '7/17'
'TSO2'                                              'Dikanda'
'TSOP' (Performer sort order)                       'Dikanda'
'TXXX:Acoustid Id'                                  'e7f7b854-62ca-4d7d-8159-52a15000f627'
'TXXX:MusicBrainz Album Artist Id'                  '7c78cd98-bcb3-4a2a-bba0-fa9a24b91550'
'TXXX:MusicBrainz Album Id'                         '3c03cd1f-4be6-4860-b7c4-bf0ee93d24c5'
'TXXX:MusicBrainz Album Release Country'            'PL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '7c78cd98-bcb3-4a2a-bba0-fa9a24b91550'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'folk, world, & country'
'TXXX:lastfmtags'                                   ['polish', 'world music', 'ethno', 'folk', 'world']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.14 dB'
'TXXX:replaygain_track_peak'                        '0.383681'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5f7edbd8-3b41-4bae-ba0a-bfd49185539a')

========================== row from database ==========================
                                              'id'  1401803
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/Dikanda - Muzyka Czterech Stron Wschodu [2000]/07. Pagnulisja.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  52
                                           'genre'  loc-eur-poland
                                        'filesize'  2113796
                                           'mtime'  1620528795
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe Czterech Stron Wschodu [2000] 07. loc eur poland
                                      'tag_artist'  Dikanda
                                     'tag_release'  Muzyka czterech stron wschodu
                                       'tag_title'  Pagnulisja ('Pogiela sie sien')
                                             'bpm'  87.596
                                    'search_title'  'pagnulisja':1 'pogiela':2,3 'sie':4 'sien':5,6
                                   'search_artist'  'dikanda':1
                                  'search_release'  'czterech':2 'muzyka':1 'stron':3 'wschodu':4
                                     'search_rest'  '00mid':1 '07':9,10 '2000':7,8 'czterech':4 'eur':12 'europe':3 'loc':11 'north':2 'poland':13 'stron':5 'wschodu':6
                                    'search_combo'  '00mid':12 '07':20,21 '2000':18,19 'czterech':9C,15 'dikanda':7B 'eur':23 'europe':14 'loc':22 'muzyka':8C 'north':13 'pagnulisja':1A 'pogiela':2A,3A 'poland':24 'sie':4A 'sien':5A,6A 'stron':10C,16 'wschodu':11C,17
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-2', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['polish', 'world music', 'ethno', 'folk', 'world']
                                        'tag_date'  2000
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1620528794.9308064  (2021-05-09 04:53:14)
                             'size'  2113796