======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '217'
                                          'artist'  'Die Lemminge'
                                     'text_people'  ''
                                         'release'  'ELECTRI_CITY: Elektronische Musik aus Düsseldorf'
                                           'title'  'Im Himmel'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'Q-PLAY-2', 'q-bass-2', "
 "'q-busy-3', 'q-grit-2', 'Q-OLDST-3', 'Q-PIANO-2', 'q-chart-2', 'q-drums-1', "
 "'q-other-4', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['german', 'new wave', 'industrial', 'beats', 'post-punk']"
                                     'discogstags'  "['electronic', 'downtempo', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '15'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '121.3'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'ELECTRI_CITY: Elektronische Musik aus Düsseldorf'
'TBPM' (BPM (beats per minute))                     '121.3'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TCOP' (Copyright message)                          '(c) 2016 Grönland Records'
'TDOR' (Original release time)                      '2014'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Im Himmel'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Die Lemminge'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Grönland Records'
'TRCK' (Track number/Position in set)               '14/15'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Die Lemminge'
'TXXX:ASIN'                                         'B01G4HIIEW'
'TXXX:BARCODE'                                      '5060238632935'
'TXXX:CATALOGNUMBER'                                'CDGRON161X'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'f4a51daf-1da6-403b-b571-a4bdd7468934'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '06665b45-cbc4-42d0-bc57-acba861604e5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'downtempo', 'experimental']
'TXXX:lastfmtags'                                   ['german', 'new wave', 'industrial', 'beats', 'post-punk']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.30 dB'
'TXXX:replaygain_track_peak'                        '0.274060'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'afc8a1c2-ec9f-42b9-9fd4-0f82238516ef')

========================== row from database ==========================
                                              'id'  1385155
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Die Lemminge - Various Artists - Electri_City 2 - Elektronische Musik Aus Düsseldorf/13 - Die Lemminge - Im Himmel.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  217
                                           'genre'  electronic-experimental
                                        'filesize'  8825868
                                           'mtime'  1622756986
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Various Artists Electri_City 2 Aus 13 electronic experimental
                                      'tag_artist'  Die Lemminge
                                     'tag_release'  ELECTRI_CITY: Elektronische Musik aus Düsseldorf
                                       'tag_title'  Im Himmel
                                             'bpm'  121.3
                                    'search_title'  'himmel':2 'im':1
                                   'search_artist'  'die':1 'lemminge':2
                                  'search_release'  'aus':7 'city':2,4 'dusseldorf':8,9 'electri':1,3 'elektronische':5 'musik':6
                                     'search_rest'  '2':5 'artists':2 'aus':6 'city':4 'electri':3 'electronic':7 'experimental':8 'various':1
                                    'search_combo'  '2':18 'artists':15 'aus':11C,19 'city':6C,8C,17 'die':3B 'dusseldorf':12C,13C 'electri':5C,7C,16 'electronic':20 'elektronische':9C 'experimental':21 'himmel':2A 'im':1A 'lemminge':4B 'musik':10C 'various':14
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['german', 'new wave', 'industrial', 'beats', 'post-punk']
                                        'tag_date'  2016
                                     'discogstags'  ['electronic', 'downtempo', 'experimental']

============================== file details ==============================
                                           'mtime'  1622756986.44147  (2021-06-03 23:49:46)
                             'size'  8825868