======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '326'
                                          'artist'  'Olivera Katarina i Orkestar "Romalen"'
                                     'text_people'  ''
                                         'release'  'Balkan Blues'
                                           'title'  'Usti, Usti, Babo, o Davulja Maren'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '16'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer;mi-brass'
                                             'bpm'  '112.383'
                                             'key'  '7A'
                                        'acoustid'  'dba2c61f-ad02-4b5d-9a26-263787429988'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Balkan Blues'
'TBPM' (BPM (beats per minute))                     '112.383'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-gypsy or balkan or klezmer', 'mi-brass']
'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1999-11-16'
'TIT2' (Title/songname/content description)         'Usti, Usti, Babo, o Davulja Maren'
'TKEY' (Initial key)                                '7A'
'TLEN' (Length)                                     '326844'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Olivera Katarina i Orkestar "Romalen"'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Network Medien'
'TRCK' (Track number/Position in set)               '9/16'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Olivera Katarina i Orkestar "Romalen"'
'TXXX:ASIN'                                         'B0000300KS'
'TXXX:Acoustid Id'                                  'dba2c61f-ad02-4b5d-9a26-263787429988'
'TXXX:Artists'                                      'Olivera Katarina i Orkestar "Romalen"'
'TXXX:BARCODE'                                      '785965102425'
'TXXX:CATALOGNUMBER'                                '51024'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '03f67e07-fda7-40e8-8f12-96ab310a7297'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '926a78cf-d162-4033-bf57-a231b0fc358c'
'TXXX:MusicBrainz Release Group Id'                 'b04a7c27-57dd-370b-aefd-e86a6dceb8de'
'TXXX:MusicBrainz Release Track Id'                 'c9cc0011-622c-3d35-bfee-031e498337ca'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '1999'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.97 dB'
'TXXX:replaygain_track_peak'                        '0.299839'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5e7a0d0a-e00b-4447-a812-d293e8c317de')

========================== row from database ==========================
                                              'id'  1386608
                                            'path'  /data/Music/Bulk/00localcharacter/Luca Novac - balcan blues - disc ii/Olivera Katarina I Orkestar - Usti,Usti,Babo,O Davulja Maren.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  326
                                           'genre'  loc-style-gypsy or balkan or klezmer;mi-brass
                                        'filesize'  5271943
                                           'mtime'  1620528702
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Luca Novac balcan blues disc ii I Usti,Usti,Babo,O loc style gypsy or balkan or klezmer;mi brass
                                      'tag_artist'  Olivera Katarina i Orkestar "Romalen"
                                     'tag_release'  Balkan Blues
                                       'tag_title'  Usti, Usti, Babo, o Davulja Maren
                                             'bpm'  112.383
                                    'search_title'  'babo':3,4 'davulja':6 'maren':7 'o':5 'usti':1,2
                                   'search_artist'  'i':3 'katarina':2 'olivera':1 'orkestar':4 'romalen':5
                                  'search_release'  'balkan':1 'blues':2
                                     'search_rest'  'babo':10,14 'balcan':3 'balkan':20 'blues':4 'brass':25 'disc':5 'gypsy':18 'i':7 'ii':6 'klezmer':21,23 'loc':16 'luca':1 'mi':22,24 'novac':2 'o':11,15 'or':19 'style':17 'usti':8,9,12,13
                                    'search_combo'  'babo':3A,4A,24,28 'balcan':17 'balkan':13C,34 'blues':14C,18 'brass':39 'davulja':6A 'disc':19 'gypsy':32 'i':10B,21 'ii':20 'katarina':9B 'klezmer':35,37 'loc':30 'luca':15 'maren':7A 'mi':36,38 'novac':16 'o':5A,25,29 'olivera':8B 'or':33 'orkestar':11B 'romalen':12B 'style':31 'usti':1A,2A,22,23,26,27
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528702.199633  (2021-05-09 04:51:42)
                             'size'  5271943