======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '373'
                                          'artist'  'Luigi Rocca, RUDE (IT)'
                                     'text_people'  ''
                                         'release'  'Clean'
                                           'title'  'Nobody (Original Mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-3', 'q-busy-2', '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-th-techno'
                                             'bpm'  '124'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'NEW'
'TALB' (Album/Movie/Show title)                     'Clean'
'TBPM' (BPM (beats per minute))                     '124'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDOR' (Original release time)                      '2019-05-17'
'TDRC' (Recording time)                             '2015'
'TDRL' (Release time)                               '2019-05-17'
'TIT2' (Title/songname/content description)         'Nobody (Original Mix)'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Luigi Rocca, RUDE (IT)'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Under No Illusion'
'TSRC' (ISRC (international standard recording code))  'GBSCL1935047'
'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:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'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'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.84 dB'
'TXXX:replaygain_track_peak'                        '0.469043'
'UFID:http://www.beatport.com'                      UFID(owner='http://www.beatport.com', data=b'www.electronicfresh.com')

========================== row from database ==========================
                                              'id'  1296257
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/Music - Clean/Luigi Rocca, RUDE (IT) - Nobody (Original Mix) [Under No Illusion].mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  373
                                           'genre'  electronic-th-techno
                                        'filesize'  14977059
                                           'mtime'  1620564085
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats Music [Under Illusion] electronic th techno
                                      'tag_artist'  Luigi Rocca, RUDE (IT)
                                     'tag_release'  Clean
                                       'tag_title'  Nobody (Original Mix)
                                             'bpm'  124.0
                                    'search_title'  'mix':4,5 'nobody':1 'original':2,3
                                   'search_artist'  'it':5,6 'luigi':1 'rocca':2,3 'rude':4
                                  'search_release'  'clean':1
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 'beats':5 'electronic':11 'harder':4 'house':3 'illusion':9,10 'music':6 'techno':13 'th':12 'under':7,8
                                    'search_combo'  '00poprockelectronic':13 '00techno':14 'beats':17 'clean':12C 'electronic':23 'harder':16 'house':15 'illusion':21,22 'it':10B,11B 'luigi':6B 'mix':4A,5A 'music':18 'nobody':1A 'original':2A,3A 'rocca':7B,8B 'rude':9B 'techno':25 'th':24 'under':19,20
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  11B
                                           '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-2', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620564084.72849  (2021-05-09 14:41:24)
                             'size'  14977059