======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '408'
                                          'artist'  'Dj Ventura Mr Backer'
                                     'text_people'  ''
                                         'release'  'Italo'
                                           'title'  "Blancanieves (I'll Change The Tale For You)"
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '129.3'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:ê\x13\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xea\x13\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Italo'
'TBPM' (BPM (beats per minute))                     '129.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TIT2' (Title/songname/content description)         "Blancanieves (I'll Change The Tale For You)"
'TKEY' (Initial key)                                '4A'
'TLEN' (Length)                                     '407866'
'TPE1' (Lead performer(s)/Soloist(s))               'Dj Ventura Mr Backer'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.55 dB'
'TXXX:replaygain_track_peak'                        '0.660748'

========================== row from database ==========================
                                              'id'  1507752
                                            'path'  /data/Music/Bulk/00poprockelectronic/Italo/Dj Ventura Mr Backer - Blancanieves (I_ll Change The Tale For You).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  408
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  6528896
                                           'mtime'  1620569964
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (I_ll electronic we disco italo
                                      'tag_artist'  Dj Ventura Mr Backer
                                     'tag_release'  Italo
                                       'tag_title'  Blancanieves (I'll Change The Tale For You)
                                             'bpm'  129.3
                                    'search_title'  'blancanieves':1 'change':5 'for':8 'i':2 'ill':4 'll':3 'tale':7 'the':6 'you':9,10
                                   'search_artist'  'backer':4 'dj':1 'mr':3 'ventura':2
                                  'search_release'  'italo':1
                                     'search_rest'  '00poprockelectronic':1 'disco':8 'electronic':6 'i':2,4 'italo':9 'll':3,5 'we':7
                                    'search_combo'  '00poprockelectronic':16 'backer':14B 'blancanieves':1A 'change':5A 'disco':23 'dj':11B 'electronic':21 'for':8A 'i':2A,17,19 'ill':4A 'italo':15C,24 'll':3A,18,20 'mr':13B 'tale':7A 'the':6A 'ventura':12B 'we':22 'you':9A,10A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-3', 'Q-HAP-4', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620569964.383539  (2021-05-09 16:19:24)
                             'size'  6528896