======================== unified (from filesystem) ========================
                                         'bitrate'  '191.972'
                                        'duration'  '176'
                                          'artist'  'Rank 1'
                                     'text_people'  ''
                                         'release'  'Club Rotation, Volume 18'
                                           'title'  'Awakening'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'trance', 'electronic', 'vocal trance', 'progressive trance']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '41'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '138.040'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'Club Rotation, Volume 18'
'TBPM' (BPM (beats per minute))                     '138.040'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2002-05-13'
'TIT2' (Title/songname/content description)         'Awakening'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rank 1'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Warner Strategic Marketing (Germany)'
'TRCK' (Track number/Position in set)               '9/41'
'TSOP' (Performer sort order)                       'Rank 1'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
'TXXX:ASIN'                                         'B0000668RH'
'TXXX:BARCODE'                                      '809274617620'
'TXXX:CATALOGNUMBER'                                '0927-46176-2'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'e00f73c2-6f70-4cdf-9bd4-ae92588e9fbf'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'bd5d07eb-dcb8-4d11-b873-908401e92ee4'
'TXXX:MusicIP PUID'                                 '08f88e12-9547-61a2-526e-3547bf50d75c'
'TXXX:MusicMagic Data'                              'AgEABdRjqwSfFM8whV8pCFn8qnCEVIACzgKR3mRUvgX74oABgAHKPKwc4ZPQkMF0gyqAAf1Dmtj2bw9HgAHjxfiC7PCiyNcb/kOAAZrlnNrNaITiKntP2b/iglmC3MWMlRVUoLUrBeeQ8oQIwn60eNFy3mrR0oXChcj5s4qnAg4CZIHC1GjsHxCqpFbZFdtTgQc='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:added_timestamp'                              '128930990202923527'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', 'trance', 'electronic', 'vocal trance', 'progressive trance']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.46 dB'
'TXXX:replaygain_track_peak'                        '0.545500'

========================== row from database ==========================
                                              'id'  1491656
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/11. Rank 1 - Awakening.mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  176
                                           'genre'  electronic-unsorted
                                        'filesize'  4239376
                                           'mtime'  1621695795
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch 11. electronic unsorted
                                      'tag_artist'  Rank 1
                                     'tag_release'  Club Rotation, Volume 18
                                       'tag_title'  Awakening
                                             'bpm'  138.04
                                    'search_title'  'awakening':1
                                   'search_artist'  '1':2 'rank':1
                                  'search_release'  '18':5 'club':1 'rotation':2,3 'volume':4
                                     'search_rest'  '00dutch':4 '00mid':1 '11':5,6 'electronic':7 'europe':3 'north':2 'unsorted':8
                                    'search_combo'  '00dutch':12 '00mid':9 '1':3B '11':13,14 '18':8C 'awakening':1A 'club':4C 'electronic':15 'europe':11 'north':10 'rank':2B 'rotation':5C,6C 'unsorted':16 'volume':7C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'trance', 'electronic', 'vocal trance', 'progressive trance']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621695795.3946052  (2021-05-22 17:03:15)
                             'size'  4239376