======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '198'
                                          'artist'  'Basking Sharks'
                                     'text_people'  ''
                                         'release'  'A Tribute to Some Bizarre, Volume 7'
                                           'title'  'Croatia'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'Q-OLDST-3', 'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', "
 "'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['minimal synth', 'new wave', 'minimal wave', '80s', 'electronic']"
                                     'discogstags'  "['new wave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '23'
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '134.6'
                                             'key'  '6A'
                                        'acoustid'  '73b879bb-48b7-4213-9e49-76d1264d309e'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'A Tribute to Some Bizarre, Volume 7'
'TBPM' (BPM (beats per minute))                     '134.6'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Croatia'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD-R'
'TPE1' (Lead performer(s)/Soloist(s))               'Basking Sharks'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'A Tribute to Some Bizarre'
'TRCK' (Track number/Position in set)               '6/23'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Basking Sharks'
'TXXX:Acoustid Id'                                  '73b879bb-48b7-4213-9e49-76d1264d309e'
'TXXX:Artists'                                      'Basking Sharks'
'TXXX:CATALOGNUMBER'                                'ATTSB 07'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '91ca5b2c-a9b4-456d-bd8e-699f794bb7e3'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '832594e2-92fc-4ac5-af84-d5231f6378f2'
'TXXX:MusicBrainz Release Group Id'                 '0459947f-408d-4e51-b9fd-118b2a6cd719'
'TXXX:MusicBrainz Release Track Id'                 'f2e54106-409a-3928-a560-9c1a9774fcb9'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'new wave'
'TXXX:lastfmtags'                                   ['minimal synth', 'new wave', 'minimal wave', '80s', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.71 dB'
'TXXX:replaygain_track_peak'                        '0.655651'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e47ca142-3011-4911-9704-e4001d5d8aca')

========================== row from database ==========================
                                              'id'  850798
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/A Tribute To Some Bizarre/A Tribute To Some Bizarre Vol. 7 {+bonus}/1) [VBR]/11 - Basking Sharks - Croatia.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  198
                                           'genre'  electronic-unsorted
                                        'filesize'  3218805
                                           'mtime'  1620516592
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm To To Vol. {+bonus} 1) [VBR] 11 electronic unsorted
                                      'tag_artist'  Basking Sharks
                                     'tag_release'  A Tribute to Some Bizarre, Volume 7
                                       'tag_title'  Croatia
                                             'bpm'  134.6
                                    'search_title'  'croatia':1
                                   'search_artist'  'basking':1 'sharks':2
                                  'search_release'  '7':8 'a':1 'bizarre':5,6 'some':4 'to':3 'tribute':2 'volume':7
                                     'search_rest'  '1':5,6 'bonus':4 'electronic':9 'to':1 'unsorted':10 'vbr':7,8 'vol':2,3
                                    'search_combo'  '1':16,17 '7':11C 'a':4C 'basking':2B 'bizarre':8C,9C 'bonus':15 'croatia':1A 'electronic':20 'sharks':3B 'some':7C 'to':6C,12 'tribute':5C 'unsorted':21 'vbr':18,19 'vol':13,14 'volume':10C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['minimal synth', 'new wave', 'minimal wave', '80s', 'electronic']
                                        'tag_date'  1980
                                     'discogstags'  ['new wave']

============================== file details ==============================
                                           'mtime'  1620516592.4336414  (2021-05-09 01:29:52)
                             'size'  3218805