======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '273'
                                          'artist'  'Jason Mraz'
                                     'text_people'  ''
                                         'release'  'We Sing. We Dance. We Steal Things.'
                                           'title'  'If It Kills Me'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'Q-PLAY-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-1', 'q-vocals-3', 'q-mixbeat-2', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['acoustic', 'alternative', 'rock', 'pop', 'singer songwriter']"
                                     'discogstags'  "['rock', 'pop', 'soft rock', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '25'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-pop'
                                             'bpm'  '144'
                                             'key'  '9B'
                                        'acoustid'  'de131c51-75fa-4c66-86b5-88a9efe752d7'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000D5D 00000D91 0000606A 0000676B 0003CE97 0003C843 000091F3 0000974C '
 '00037105 00039EA1')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000007E0 0000000000B82510 00000000 00537759 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'EA126312+353215+18+150+14168+32430+46653+69061+87990+106313+132240+148607+166809+183054+203578+228926+244692+265340+282863+302363+321725'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '11'
'TALB' (Album/Movie/Show title)                     'We Sing. We Dance. We Steal Things.'
'TBPM' (BPM (beats per minute))                     '144'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-pop'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-05-12'
'TENC' (Encoded by)                                 'iTunes v7.6.2'
'TIT2' (Title/songname/content description)         'If It Kills Me'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Jason Mraz'
'TPE2' (Band/orchestra/accompaniment)               'Jason Mraz'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Atlantic'
'TRCK' (Track number/Position in set)               '11/25'
'TSO2'                                              'Mraz, Jason'
'TSOP' (Performer sort order)                       'Mraz, Jason'
'TXXX:ASIN'                                         'B001LJWKKC'
'TXXX:Acoustid Id'                                  'de131c51-75fa-4c66-86b5-88a9efe752d7'
'TXXX:Artists'                                      'Jason Mraz'
'TXXX:MusicBrainz Album Artist Id'                  '82eb8936-7bf6-4577-8320-a2639465206d'
'TXXX:MusicBrainz Album Id'                         '17de02f3-5ee1-41c9-9ba4-42bca40dd848'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '82eb8936-7bf6-4577-8320-a2639465206d'
'TXXX:MusicBrainz Release Group Id'                 '0fba4366-e58e-30b3-814c-42f4cfbae464'
'TXXX:MusicBrainz Release Track Id'                 '9d5042b4-982a-3e4c-a69b-3073c2b25910'
'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'                                  ['rock', 'pop', 'soft rock', 'pop rock']
'TXXX:lastfmtags'                                   ['acoustic', 'alternative', 'rock', 'pop', 'singer songwriter']
'TXXX:originalyear'                                 '2008'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.67 dB'
'TXXX:replaygain_track_peak'                        '0.496196'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a79c55b9-68b8-404a-9261-89f3ce74b939')

========================== row from database ==========================
                                              'id'  172132
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Jason Mraz/(Jason Mraz) - 17 - We Sing. We Dance. We Steal Things/11 If It Kills Me.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  273
                                           'genre'  ifs-songwriter-pop
                                        'filesize'  5523319
                                           'mtime'  1620645794
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos (Jason Mraz) 17 11 ifs songwriter pop
                                      'tag_artist'  Jason Mraz
                                     'tag_release'  We Sing. We Dance. We Steal Things.
                                       'tag_title'  If It Kills Me
                                             'bpm'  144.0
                                    'search_title'  'if':1 'it':2 'kills':3 'me':4
                                   'search_artist'  'jason':1 'mraz':2
                                  'search_release'  'dance':4,5 'sing':2,3 'steal':6 'things':7,8 'we':1
                                     'search_rest'  '00singer':1 'eos':3 'ifs':8 'jason':4,5 'mraz':6,7 'pop':9 'songwriter':2
                                    'search_combo'  '00singer':15 'dance':10C,11C 'eos':17 'if':1A 'ifs':22 'it':2A 'jason':5B,18,19 'kills':3A 'me':4A 'mraz':6B,20,21 'pop':23 'sing':8C,9C 'songwriter':16 'steal':12C 'things':13C,14C 'we':7C
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-PIANO-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['acoustic', 'alternative', 'rock', 'pop', 'singer songwriter']
                                        'tag_date'  2008
                                     'discogstags'  ['rock', 'pop', 'soft rock', 'pop rock']

============================== file details ==============================
                                           'mtime'  1620645793.5824704  (2021-05-10 13:23:13)
                             'size'  5523319