======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '479'
                                          'artist'  'Inner Rebels, Liva K'
                                     'text_people'  ''
                                         'release'  'Indie Dance - Nu Disco 2'
                                           'title'  'Hold You (Deepjack & Mr.Nu Remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '118.0'
                                             'key'  '4A'
                                        '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))                     '118.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Hold You (Deepjack & Mr.Nu Remix)'
'TKEY' (Initial key)                                '4A'
'TOAL' (Original album/movie/show title)            'Hold You'
'TPE1' (Lead performer(s)/Soloist(s))               'Inner Rebels, Liva K'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.04 dB'
'TXXX:replaygain_track_peak'                        '0.611985'

========================== row from database ==========================
                                              'id'  1406302
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Antonio Santana, Malikk - Indie Dance - Nu Disco 02/Inner Rebels, Liva K - Hold You (Deepjack & Mr.Nu Remix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  479
                                           'genre'  electronic-generic or radio
                                        'filesize'  19252602
                                           'mtime'  1621508891
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat Antonio Santana, Malikk 02 electronic generic or radio
                                      'tag_artist'  Inner Rebels, Liva K
                                     'tag_release'  Indie Dance - Nu Disco 2
                                       'tag_title'  Hold You (Deepjack & Mr.Nu Remix)
                                             'bpm'  118.0
                                    'search_title'  'deepjack':3,4 'hold':1 'mr':5 'mrnu':7 'nu':6 'remix':8,9 'you':2
                                   'search_artist'  'inner':1 'k':5 'liva':4 'rebels':2,3
                                  '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 'or':10 'radio':11 'santana':6,7 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':20 '2':19C 'antonio':24 'dance':16C,22 'deepjack':3A,4A 'disco':18C 'electronic':28 'generic':21 'hold':1A 'indie':15C 'inner':10B 'k':14B 'liva':13B 'malikk':27 'mr':5A 'mrnu':7A 'nu':6A,17C 'or':29 'radio':30 'rebels':11B,12B 'remix':8A,9A 'santana':25,26 'trapbeat':23 'you':2A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  4A
                                           '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-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621508890.9957883  (2021-05-20 13:08:10)
                             'size'  19252602