======================== unified (from filesystem) ========================
                                         'bitrate'  '212.171'
                                        'duration'  '145'
                                          'artist'  'Markscheider Kunst'
                                     'text_people'  ''
                                         'release'  'Russendisko: Hits'
                                           'title'  'The Dance'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-OLDST-2', 'Q-LOCALNESS-2', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['russian', 'reggae', 'spb', 'ska', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '16'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '103'
                                             'key'  '6A'
                                        'acoustid'  '0a64e740-bd31-4841-993d-be81b2b6830a'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000F03 00000F22 00003BDE 00003005 0001D15D 0001365C 00007B17 000072CC '
 '0001F9A9 000072F9')
'TALB' (Album/Movie/Show title)                     'Russendisko: Hits'
'TBPM' (BPM (beats per minute))                     '103'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-01-13'
'TIT2' (Title/songname/content description)         'The Dance'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Markscheider Kunst'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Trikont'
'TRCK' (Track number/Position in set)               '3/16'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Markscheider Kunst'
'TSRC' (ISRC (international standard recording code))  'DEF980230803'
'TXXX:ASIN'                                         'B00007EBAE'
'TXXX:Acoustid Id'                                  '0a64e740-bd31-4841-993d-be81b2b6830a'
'TXXX:Artists'                                      'Markscheider Kunst'
'TXXX:BARCODE'                                      '4015698030822'
'TXXX:CATALOGNUMBER'                                'US-0308'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '2f6d9692-2244-4354-814d-51bd20380ae4'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'a2825c63-72bb-4a0d-8a95-904f9fafa04b'
'TXXX:MusicBrainz Release Group Id'                 '4ff42183-a8d1-32d1-bed2-b734993d28a4'
'TXXX:MusicBrainz Release Track Id'                 '0ee62d1d-9ef1-3c52-965d-8b19edc3cffd'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['russian', 'reggae', 'spb', 'ska', 'funk']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.10 dB'
'TXXX:replaygain_track_peak'                        '0.423630'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'710a2bc1-7a22-459b-b132-305687cc7ec5')

========================== row from database ==========================
                                              'id'  475348
                                            'path'  /data/Music/Bulk/00localcharacter/va - russen disko hits (trikont)/03 - markscheider kunst - the dance.mp3
                                         'working'  None
                                         'bitrate'  212
                                    'duration_sec'  145
                                           'genre'  loc-unsorted
                                        'filesize'  3895232
                                           'mtime'  1621696450
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter va russen hits (trikont) 03 markscheider kunst the dance loc unsorted
                                      'tag_artist'  Markscheider Kunst
                                     'tag_release'  Russendisko: Hits
                                       'tag_title'  The Dance
                                             'bpm'  103.0
                                    'search_title'  'dance':2 'the':1
                                   'search_artist'  'kunst':2 'markscheider':1
                                  'search_release'  'hits':3 'russendisko':1,2
                                     'search_rest'  'dance':9 'hits':3 'kunst':7 'loc':10 'markscheider':6 'russen':2 'the':8 'trikont':4,5 'unsorted':11 'va':1
                                    'search_combo'  'dance':2A,16 'hits':7C,10 'kunst':4B,14 'loc':17 'markscheider':3B,13 'russen':9 'russendisko':5C,6C 'the':1A,15 'trikont':11,12 'unsorted':18 'va':8
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['russian', 'reggae', 'spb', 'ska', 'funk']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696450.0600674  (2021-05-22 17:14:10)
                             'size'  3895232