======================== unified (from filesystem) ========================
                                         'bitrate'  '203.13'
                                        'duration'  '406'
                                          'artist'  'Níobeth'
                                     'text_people'  ''
                                         'release'  'The Shining Harmony of Universe'
                                           'title'  'Requiem for Imogen'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['spanish', 'female fronted metal', 'symphonic metal', 'progressive metal', "
 "'gothic metal']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '13'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'eid-metal'
                                             'bpm'  '112.072'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'MCDI' (Music CD identifier)                        MCDI(data=b'\x00r\x01\r\x00\x10\x01\x00\x00\x00\x00\x00\x00\x10\x02\x00\x00\x00m\xfc\x00\x10\x03\x00\x00\x00\xe0\xa3\x00\x10\x04\x00\x00\x015\x89\x00\x10\x05\x00\x00\x01\x8fq\x00\x10\x06\x00\x00\x02\x03"\x00\x10\x07\x00\x00\x02zB\x00\x10\x08\x00\x00\x02\xcfE\x00\x10\t\x00\x00\x03.v\x00\x10\n\x00\x00\x03\x9e#\x00\x10\x0b\x00\x00\x03\xf5\x0f\x00\x10\x0c\x00\x00\x04*w\x00\x10\r\x00\x00\x04V\xf2\x00\x10\xaa\x00\x00\x04\xb4\x84\xf0\xec')
'POPM:'                                             POPM(email='', rating=102, count=0)
'TALB' (Album/Movie/Show title)                     'The Shining Harmony of Universe'
'TBPM' (BPM (beats per minute))                     '112.072'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Modo Seguro)'
'TIT2' (Title/songname/content description)         'Requiem for Imogen'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Níobeth'
'TPE2' (Band/orchestra/accompaniment)               'Níobeth'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Molusco Discos'
'TRCK' (Track number/Position in set)               '6/13'
'TSO2'                                              'Níobeth'
'TSOP' (Performer sort order)                       'Níobeth'
'TSSE' (Software/Hardware and settings used for encoding)  'lame.exe -p -h -v -b 192 -h -V 2'
'TXXX:ASIN'                                         'B002DFYOVG'
'TXXX:Artists'                                      'Níobeth'
'TXXX:FMPS_Rating'                                  '0.4'
'TXXX:MusicBrainz Album Artist Id'                  '2a6bc647-61a3-4869-b6f6-b96580a2d0c0'
'TXXX:MusicBrainz Album Id'                         'd19da19a-3ac7-41fa-aa2c-2f14de806ea2'
'TXXX:MusicBrainz Album Release Country'            'ES'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '2a6bc647-61a3-4869-b6f6-b96580a2d0c0'
'TXXX:MusicBrainz Release Group Id'                 '5eaf7d7c-1783-44f5-a1c4-dfda4db2890a'
'TXXX:MusicBrainz Release Track Id'                 'fcadc298-1cb4-3317-8818-e02cabf3ee1b'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['spanish',
 'female fronted metal',
 'symphonic metal',
 'progressive metal',
 'gothic metal']
'TXXX:originalyear'                                 '2008'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.68 dB'
'TXXX:replaygain_track_peak'                        '0.384532'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'088cd68d-ec53-4a32-b29e-aa4b9498df62')

========================== row from database ==========================
                                              'id'  1395714
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Níobeth - Niobeth/06- Requiem For Imogen.mp3
                                         'working'  None
                                         'bitrate'  203
                                    'duration_sec'  406
                                           'genre'  eid-metal
                                        'filesize'  10365651
                                           'mtime'  1620301306
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal Niobeth 06 For eid metal
                                      'tag_artist'  Níobeth
                                     'tag_release'  The Shining Harmony of Universe
                                       'tag_title'  Requiem for Imogen
                                             'bpm'  112.072
                                    'search_title'  'for':2 'imogen':3 'requiem':1
                                   'search_artist'  'niobeth':1,2
                                  'search_release'  'harmony':3 'of':4 'shining':2 'the':1 'universe':5
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':5 'for':4 'metal':6 'niobeth':3
                                    'search_combo'  '00dwimp':11 '00metal':12 'eid':15 'for':2A,14 'harmony':8C 'imogen':3A 'metal':16 'niobeth':4B,5B,13 'of':9C 'requiem':1A 'shining':7C 'the':6C 'universe':10C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['spanish', 'female fronted metal', 'symphonic metal', 'progressive metal', 'gothic metal']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620301306.0679185  (2021-05-06 13:41:46)
                             'size'  10365651