======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '237'
                                          'artist'  'Blac Waldo'
                                     'text_people'  ''
                                         'release'  'Indie Dance - Nu Disco 2'
                                           'title'  'Adelaide (Original Mix)'
                                           '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-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['club', 'house', 'techno', 'germany', 'animals']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '125.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Indie Dance - Nu Disco 2'
'TBPM' (BPM (beats per minute))                     '125.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Adelaide (Original Mix)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Blac Waldo'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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:lastfmtags'                                   ['club', 'house', 'techno', 'germany', 'animals']
'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'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.44 dB'
'TXXX:replaygain_track_peak'                        '0.419435'

========================== row from database ==========================
                                              'id'  1405765
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Antonio Santana, Malikk - Indie Dance - Nu Disco 02/Blac Waldo - Adelaide (Original Mix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  237
                                           'genre'  electronic-th-techno
                                        'filesize'  9529483
                                           'mtime'  1620558307
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat Antonio Santana, Malikk 02 electronic th techno
                                      'tag_artist'  Blac Waldo
                                     'tag_release'  Indie Dance - Nu Disco 2
                                       'tag_title'  Adelaide (Original Mix)
                                             'bpm'  125.0
                                    'search_title'  'adelaide':1 'mix':4,5 'original':2,3
                                   'search_artist'  'blac':1 'waldo':2
                                  'search_release'  '2':5 'dance':2 'disco':4 'indie':1 'nu':3
                                     'search_rest'  '00poprockelectronic':1 'antonio':5 'dance':3 'electronic':9 'generic':2 'malikk':8 'santana':6,7 'techno':11 'th':10 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':13 '2':12C 'adelaide':1A 'antonio':17 'blac':6B 'dance':9C,15 'disco':11C 'electronic':21 'generic':14 'indie':8C 'malikk':20 'mix':4A,5A 'nu':10C 'original':2A,3A 'santana':18,19 'techno':23 'th':22 'trapbeat':16 'waldo':7B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', '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'  ['club', 'house', 'techno', 'germany', 'animals']
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620558306.7251487  (2021-05-09 13:05:06)
                             'size'  9529483