======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '243'
                                          'artist'  'Seeed'
                                     'text_people'  ''
                                         'release'  'New Dubby Conquerors'
                                           'title'  'Papa Noah'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['german', 'reggae', 'berlin', 'dancehall', 'german reggae']"
                                     'discogstags'  "['electronic', 'reggae', 'dub', 'dancehall']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '13'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dancehall;loc-eur-germany'
                                             'bpm'  '117'
                                             'key'  '6B'
                                        'acoustid'  'f105abe0-0419-4359-9eeb-6bcd28ce1b9d'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'New Dubby Conquerors'
'TBPM' (BPM (beats per minute))                     '117'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-reggae or dub or ska or dancehall-dancehall', 'loc-eur-germany']
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001-05-21'
'TIT2' (Title/songname/content description)         'Papa Noah'
'TKEY' (Initial key)                                '6B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Seeed'
'TPE2' (Band/orchestra/accompaniment)               'Seeed'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Downbeat Records'
'TRCK' (Track number/Position in set)               '3/13'
'TSO2'                                              'Seeed'
'TSOP' (Performer sort order)                       'Seeed'
'TSRC' (ISRC (international standard recording code))  'DEA620101352'
'TXXX:Acoustid Id'                                  'f105abe0-0419-4359-9eeb-6bcd28ce1b9d'
'TXXX:Artists'                                      'Seeed'
'TXXX:BARCODE'                                      '685738784059'
'TXXX:CATALOGNUMBER'                                '8573 87840-5'
'TXXX:MusicBrainz Album Artist Id'                  '49c43c49-328d-4b14-8a1d-be99cafaec14'
'TXXX:MusicBrainz Album Id'                         'b573c50b-6e7e-4c5d-b5b5-23410a0d4356'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '49c43c49-328d-4b14-8a1d-be99cafaec14'
'TXXX:MusicBrainz Release Group Id'                 'fabc83d8-b16a-3449-a550-3129c0524e94'
'TXXX:MusicBrainz Release Track Id'                 '11a3b79f-ca13-456e-bb03-25fd54da670b'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'reggae', 'dub', 'dancehall']
'TXXX:lastfmtags'                                   ['german', 'reggae', 'berlin', 'dancehall', 'german reggae']
'TXXX:mood'                                         'Not acoustic/Relaxed/Not happy/Party/Not aggressive/Electronic/Sad'
'TXXX:originalyear'                                 '2001'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-2.79 dB'
'TXXX:replaygain_track_peak'                        '0.514870'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ca1de4db-11aa-470d-a4b2-b253e253610e')

========================== row from database ==========================
                                              'id'  720272
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Seeed/New Dubby Conquerors/03 Papa Noah.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  243
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dancehall;loc-eur-germany
                                        'filesize'  5930296
                                           'mtime'  1620524386
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 03 loc style reggae dub ska dancehall dancehall;loc eur germany
                                      'tag_artist'  Seeed
                                     'tag_release'  New Dubby Conquerors
                                       'tag_title'  Papa Noah
                                             'bpm'  117.0
                                    'search_title'  'noah':2 'papa':1
                                   'search_artist'  'seeed':1
                                  'search_release'  'conquerors':3 'dubby':2 'new':1
                                     'search_rest'  'dancehall':10,11,13 'dub':8 'eur':15 'germany':16 'hiphop':1 'loc':5,12,14 'rap':2 'reggae':7 'rnb':3 'ska':9 'style':6 'turntablism':4
                                    'search_combo'  'conquerors':6C 'dancehall':16,17,19 'dub':14 'dubby':5C 'eur':21 'germany':22 'hiphop':7 'loc':11,18,20 'new':4C 'noah':2A 'papa':1A 'rap':8 'reggae':13 'rnb':9 'seeed':3B 'ska':15 'style':12 'turntablism':10
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['german', 'reggae', 'berlin', 'dancehall', 'german reggae']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic', 'reggae', 'dub', 'dancehall']

============================== file details ==============================
                                           'mtime'  1620524385.658362  (2021-05-09 03:39:45)
                             'size'  5930296