======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '335'
                                          'artist'  'Nach Scratch'
                                     'text_people'  ''
                                         'release'  'En la brevedad de los días'
                                           'title'  'El demonio camuflado en el asfalto'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
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 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
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                                      'lastfmtags'  "['spanish', 'hip hop', 'rap', 'spanish hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '16'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '89.850'
                                             'key'  '10A'
                                        'acoustid'  '396593b7-467d-423d-ada3-0cb2c34b44a5'
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'En la brevedad de los días'
'TBPM' (BPM (beats per minute))                     '89.850'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'El demonio camuflado en el asfalto'
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '335098'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Nach Scratch'
'TPE2' (Band/orchestra/accompaniment)               'Nach Scratch'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Discos Revelde'
'TRCK' (Track number/Position in set)               '4/16'
'TSO2'                                              'Nach'
'TSOP' (Performer sort order)                       'Nach'
'TXXX:Acoustid Id'                                  '396593b7-467d-423d-ada3-0cb2c34b44a5'
'TXXX:Artists'                                      'Nach Scratch'
'TXXX:BARCODE'                                      '8423479062805'
'TXXX:CATALOGNUMBER'                                'CD1477'
'TXXX:MusicBrainz Album Artist Id'                  'ff734df1-6795-43ec-84a7-ae04b356dad1'
'TXXX:MusicBrainz Album Id'                         '841f7c9c-8405-4376-9519-ee5ad099bf65'
'TXXX:MusicBrainz Album Release Country'            'ES'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ff734df1-6795-43ec-84a7-ae04b356dad1'
'TXXX:MusicBrainz Release Group Id'                 'ab896c4b-8bd0-3f65-ab66-1bd1c17d24e9'
'TXXX:MusicBrainz Release Track Id'                 '3e5f4a34-7ec5-388d-9fa1-a4686c4dac6d'
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'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['spanish', 'hip hop', 'rap', 'spanish hip hop']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.04 dB'
'TXXX:replaygain_track_peak'                        '0.516726'
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========================== row from database ==========================
                                              'id'  1268579
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Nach Scratch/nach scratch -04 El Demonio Camuflado En El Asfalto.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  335
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5429150
                                           'mtime'  1620586266
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism nach scratch 04 Demonio Camuflado Asfalto hip hop or rnb or rap or turntablism
                                      'tag_artist'  Nach Scratch
                                     'tag_release'  En la brevedad de los días
                                       'tag_title'  El demonio camuflado en el asfalto
                                             'bpm'  89.85
                                    'search_title'  'asfalto':5 'camuflado':3 'demonio':2 'el':1 'en':4
                                   'search_artist'  'nach':1 'scratch':2
                                  'search_release'  'brevedad':3 'de':4 'dias':6,7 'en':1 'la':2 'los':5
                                     'search_rest'  'asfalto':9 'camuflado':8 'demonio':7 'hip':10 'hiphop':1 'hop':11 'nach':5 'or':12 'rap':2 'rnb':3 'scratch':6 'turntablism':4
                                    'search_combo'  'asfalto':5A,23 'brevedad':10C 'camuflado':3A,22 'de':11C 'demonio':2A,21 'dias':13C,14C 'el':1A 'en':4A,8C 'hip':24 'hiphop':15 'hop':25 'la':9C 'los':12C 'nach':6B,19 'or':26 'rap':16 'rnb':17 'scratch':7B,20 'turntablism':18
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['spanish', 'hip hop', 'rap', 'spanish hip hop']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586266.3531754  (2021-05-09 20:51:06)
                             'size'  5429150