======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '416'
                                          'artist'  'Duke Dumont feat. AME'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Need U 100 (A Directors Cut Signature)'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['electronic', 'house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '123.9'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TBPM' (BPM (beats per minute))                     '123.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TIT2' (Title/songname/content description)         'Need U 100 (A Directors Cut Signature)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Duke Dumont feat. AME'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf55.7.100'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronic', 'house']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.63 dB'
'TXXX:replaygain_track_peak'                        '0.574080'

========================== row from database ==========================
                                              'id'  1308182
                                            'path'  /data/Music/Bulk/00poprockelectronic/deep house/Duke Dumont feat. AME - Need U 100 (A Directors Cut Signature) www.manstaworld.com.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  416
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  16680694
                                           'mtime'  1621085293
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic deep house www.manstaworld.com electronic th techno minimal deephouse
                                      'tag_artist'  Duke Dumont feat. AME
                                     'tag_release'  None
                                       'tag_title'  Need U 100 (A Directors Cut Signature)
                                             'bpm'  123.9
                                    'search_title'  '100':3 'a':4,5 'cut':7 'directors':6 'need':1 'signature':8,9 'u':2
                                   'search_artist'  'ame':5 'duke':1 'dumont':2 'feat':3,4
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'com':6 'deep':2 'deephouse':12 'electronic':8 'house':3 'manstaworld':5 'minimal':11 'techno':10 'th':9 'www':4 'wwwmanstaworldcom':7
                                    'search_combo'  '00poprockelectronic':15 '100':3A 'a':4A,5A 'ame':14B 'com':20 'cut':7A 'deep':16 'deephouse':26 'directors':6A 'duke':10B 'dumont':11B 'electronic':22 'feat':12B,13B 'house':17 'manstaworld':19 'minimal':25 'need':1A 'signature':8A,9A 'techno':24 'th':23 'u':2A 'www':18 'wwwmanstaworldcom':21
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', '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-2', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'house']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621085293.0625656  (2021-05-15 15:28:13)
                             'size'  16680694