======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '167'
                                          'artist'  'Entombed'
                                     'text_people'  ''
                                         'release'  'Sons of Satan Praise the Lord'
                                           'title'  'Kick Out the Jams'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['swedish', 'metal', 'swedish death metal', 'death metal', 'death n roll']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'eid-metal'
                                             'bpm'  '104.606'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Sons of Satan Praise the Lord'
'TBPM' (BPM (beats per minute))                     '104.606'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Kick Out the Jams'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Entombed'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['swedish', 'metal', 'swedish death metal', 'death metal', 'death n roll']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.94 dB'
'TXXX:replaygain_track_peak'                        '0.474783'

========================== row from database ==========================
                                              'id'  1324434
                                            'path'  /data/Music/Bulk/00poprockelectronic/swedish rock/Entombed - Kick Out The Jams.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  167
                                           'genre'  eid-metal
                                        'filesize'  2690985
                                           'mtime'  1620301856
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic swedish rock The eid metal
                                      'tag_artist'  Entombed
                                     'tag_release'  Sons of Satan Praise the Lord
                                       'tag_title'  Kick Out the Jams
                                             'bpm'  104.606
                                    'search_title'  'jams':4 'kick':1 'out':2 'the':3
                                   'search_artist'  'entombed':1
                                  'search_release'  'lord':6 'of':2 'praise':4 'satan':3 'sons':1 'the':5
                                     'search_rest'  '00poprockelectronic':1 'eid':5 'metal':6 'rock':3 'swedish':2 'the':4
                                    'search_combo'  '00poprockelectronic':12 'eid':16 'entombed':5B 'jams':4A 'kick':1A 'lord':11C 'metal':17 'of':7C 'out':2A 'praise':9C 'rock':14 'satan':8C 'sons':6C 'swedish':13 'the':3A,10C,15
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['swedish', 'metal', 'swedish death metal', 'death metal', 'death n roll']
                                        'tag_date'  2003
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620301856.496983  (2021-05-06 13:50:56)
                             'size'  2690985