======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '216'
                                          'artist'  'Nicola Cruz'
                                     'text_people'  ''
                                         'release'  'Prender el alma'
                                           'title'  'Cumbia del olvido'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['ecuadorian', 'latin', 'electronic', 'andes step', 'ecuador']"
                                     'discogstags'  "['latin', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '10'
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '85.058'
                                             'key'  '1A'
                                        'acoustid'  'b660f5a5-19a4-474f-bc26-260c91fbece3'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Prender el alma'
'TBPM' (BPM (beats per minute))                     '85.058'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDOR' (Original release time)                      '2015'
'TDRC' (Recording time)                             '2015-10-30'
'TIT2' (Title/songname/content description)         'Cumbia del olvido'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '216015'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Nicola Cruz'
'TPE2' (Band/orchestra/accompaniment)               'Nicola Cruz'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'ZZK Records'
'TRCK' (Track number/Position in set)               '4/10'
'TSO2'                                              'Cruz, Nicola'
'TSOP' (Performer sort order)                       'Cruz, Nicola'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 32bits version 3.99.5 (http://lame.sf.net)'
'TXXX:Acoustid Id'                                  'b660f5a5-19a4-474f-bc26-260c91fbece3'
'TXXX:BARCODE'                                      '5060091558663'
'TXXX:CATALOGNUMBER'                                'ZZK028CD'
'TXXX:MusicBrainz Album Artist Id'                  '913ed87d-3b1e-48b8-a3a1-a0377c959b83'
'TXXX:MusicBrainz Album Id'                         'f866ef19-81aa-4d00-85a1-6381955b0c0c'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '913ed87d-3b1e-48b8-a3a1-a0377c959b83'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['latin', 'electronic']
'TXXX:lastfmtags'                                   ['ecuadorian', 'latin', 'electronic', 'andes step', 'ecuador']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.19 dB'
'TXXX:replaygain_track_peak'                        '0.431807'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'b20a58e8-8e4f-43eb-a97a-d43322c978db')

========================== row from database ==========================
                                              'id'  1341872
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/nicola cruz - prender el alma [2015] [album]/nicola cruz - prender el alma - 04 cumbia del olvido.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  216
                                           'genre'  electronic-th-techno
                                        'filesize'  8756305
                                           'mtime'  1620564493
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats nicola cruz prender [2015] [album] nicola cruz prender 04 cumbia electronic th techno
                                      'tag_artist'  Nicola Cruz
                                     'tag_release'  Prender el alma
                                       'tag_title'  Cumbia del olvido
                                             'bpm'  85.058
                                    'search_title'  'cumbia':1 'del':2 'olvido':3
                                   'search_artist'  'cruz':2 'nicola':1
                                  'search_release'  'alma':3 'el':2 'prender':1
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 '2015':9,10 'album':11,12 'beats':5 'cruz':7 'cumbia':13 'electronic':14 'harder':4 'house':3 'nicola':6 'prender':8 'techno':16 'th':15
                                    'search_combo'  '00poprockelectronic':9 '00techno':10 '2015':17,18 'album':19,20 'alma':8C 'beats':13 'cruz':5B,15 'cumbia':1A,21 'del':2A 'el':7C 'electronic':22 'harder':12 'house':11 'nicola':4B,14 'olvido':3A 'prender':6C,16 'techno':24 'th':23
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['ecuadorian', 'latin', 'electronic', 'andes step', 'ecuador']
                                        'tag_date'  2015
                                     'discogstags'  ['latin', 'electronic']

============================== file details ==============================
                                           'mtime'  1620564492.6083076  (2021-05-09 14:48:12)
                             'size'  8756305