======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '435'
                                          'artist'  'Julio Iglesias'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Medley Latino'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['latin', 'romantic', 'latin pop', 'pop', 'spanish']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '88.2'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:\x0e\x0c\x00\x00'                PRIV(owner='AverageLevel', data=b'\x0e\x0c\x00\x00')
'PRIV:PeakValue:Ñ~\x00\x00'                         PRIV(owner='PeakValue', data=b'\xd1~\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')
'TBPM' (BPM (beats per minute))                     '88.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TIT2' (Title/songname/content description)         'Medley Latino'
'TKEY' (Initial key)                                '8B'
'TLEN' (Length)                                     '434000'
'TPE1' (Lead performer(s)/Soloist(s))               'Julio Iglesias'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['latin', 'romantic', 'latin pop', 'pop', 'spanish']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.35 dB'
'TXXX:replaygain_track_peak'                        '0.990775'

========================== row from database ==========================
                                              'id'  1406858
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Perez Prado - nutrik music 64 gb/Julio Iglesias - Medley Latino (Tres Palabras, Amapola, Noche De Ronda, Quizas,Quizas,Quizas & Adios).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  435
                                           'genre'  electronic-generic or radio
                                        'filesize'  17408000
                                           'mtime'  1630243532
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat Perez Prado nutrik music 64 gb (Tres Palabras, Amapola, Noche De Ronda, Quizas,Quizas,Quizas & Adios) electronic generic or radio
                                      'tag_artist'  Julio Iglesias
                                     'tag_release'  None
                                       'tag_title'  Medley Latino
                                             'bpm'  88.2
                                    'search_title'  'latino':2 'medley':1
                                   'search_artist'  'iglesias':2 'julio':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '64':9 'adios':27,28 'amapola':15,16 'dance':3 'de':18 'electronic':29 'gb':10 'generic':2 'music':8 'noche':17 'nutrik':7 'or':30 'palabras':13,14 'perez':5 'prado':6 'quizas':21,22,23,24,25,26 'radio':31 'ronda':19,20 'trapbeat':4 'tres':11,12
                                    'search_combo'  '00poprockelectronic':5 '64':13 'adios':31,32 'amapola':19,20 'dance':7 'de':22 'electronic':33 'gb':14 'generic':6 'iglesias':4B 'julio':3B 'latino':2A 'medley':1A 'music':12 'noche':21 'nutrik':11 'or':34 'palabras':17,18 'perez':9 'prado':10 'quizas':25,26,27,28,29,30 'radio':35 'ronda':23,24 'trapbeat':8 'tres':15,16
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-piano-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['latin', 'romantic', 'latin pop', 'pop', 'spanish']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1630243532.3437948  (2021-08-29 15:25:32)
                             'size'  17408000