======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '153'
                                          'artist'  'Jo Basile'
                                     'text_people'  ''
                                         'release'  'Rome With Love'
                                           'title'  ' Marechiari-Funiculi-Funicula'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['diego pisador', 'musette', 'tango', 'french', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'mi-accordeon'
                                             'bpm'  '144.955'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'APIC: '                                            type PictureType.COVER_FRONT (Cover (front)) b' '
                                     
'APIC:  '                                           type PictureType.COVER_FRONT (Cover (front)) b'  '
                                     
'PRIV:AverageLevel:{\x04\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x04\x00\x00')
'PRIV:PeakValue:!\x00\x00\x00'                      PRIV(owner='PeakValue', data=b'!\x00\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:XMP:\n\n \n  \n  \n \n\n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                        \n'  PRIV(owner='XMP', data=b'<?xpacket begin="\xef\xbb\xbf" id="W5M0MpCehiHzreSzNTczkc9d"?>\n<x:xmpmeta xmlns:x="adobe:ns:meta/" x:xmptk="3.1.2-113">\n <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">\n  <rdf:Description rdf:about=""\n    xmlns:xmpDM="http://ns.adobe.com/xmp/1.0/DynamicMedia/"\n   xmpDM:genre="Other"\n   xmpDM:audioSampleRate="44100"\n   xmpDM:audioSampleType="16-bit"\n   xmpDM:audioChannelType="2"\n   xmpDM:audioCompressor="mp3PRO\xc2\xae (FhG) MPEG Capa 3, 192 Kbps (Est\xc3\xa9reo)"\n   xmpDM:duration="2:33.309"\n   xmpDM:loop="False"\n   xmpDM:numberOfBeats="307"\n   xmpDM:key="C"\n   xmpDM:tempo="120.1"\n   xmpDM:stretchMode="Longitud fija"\n   xmpDM:relativeTimestamp="">\n  </rdf:Description>\n </rdf:RDF>\n</x:xmpmeta>\n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                                                    \n                                                                        \n<?xpacket end="w"?>')
'TALB' (Album/Movie/Show title)                     'Rome With Love'
'TBPM' (BPM (beats per minute))                     '144.955'
'TCON' (Content type, a.k.a. Genre)                 'mi-accordeon'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         ' Marechiari-Funiculi-Funicula'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jo Basile, accordion and orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Jo Basile'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['diego pisador', 'musette', 'tango', 'french', 'easy listening']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+7.51 dB'
'TXXX:replaygain_track_peak'                        '0.247336'
'USLT::esl'                                         'Compartiendo con Kachimondo\r\nhttp//quitarayas.blogspot.com/'

========================== row from database ==========================
                                              'id'  935502
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00french/Accordeón alegre/Jo Basile - . Marechiari-Funiculi-Funicula.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  153
                                           'genre'  mi-accordeon
                                        'filesize'  3767030
                                           'mtime'  1620528243
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00french Accordeón alegre . mi accordeon
                                      'tag_artist'  Jo Basile
                                     'tag_release'  Rome With Love
                                       'tag_title'   Marechiari-Funiculi-Funicula
                                             'bpm'  144.955
                                    'search_title'  'funicula':3 'funiculi':2 'marechiari':1 'marechiarifuniculifunicula':4
                                   'search_artist'  'basile':2 'jo':1
                                  'search_release'  'love':3 'rome':1 'with':2
                                     'search_rest'  '00french':4 '00mid':1 'accordeon':5,6 'alegre':7 'europe':3 'mi':8 'north':2
                                    'search_combo'  '00french':13 '00mid':10 'accordeon':14,15 'alegre':16 'basile':6B 'europe':12 'funicula':3A 'funiculi':2A 'jo':5B 'love':9C 'marechiari':1A 'marechiarifuniculifunicula':4A 'mi':17 'north':11 'rome':7C 'with':8C
                                    'tag_tracknum'  4
                                      'num_images'  3
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['diego pisador', 'musette', 'tango', 'french', 'easy listening']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528242.7796676  (2021-05-09 04:44:02)
                             'size'  3767030