======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '292'
                                          'artist'  'Marc Anthony'
                                     'text_people'  ''
                                         'release'  'Todo A Su Tiempo'
                                           'title'  'Nadie Como Ella'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['latin', 'latin pop', 'pop', 'spanish', 'salsa']"
                                     'discogstags'  "['salsa', 'vocal', 'latin', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '9'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '124.468'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 00000846 000007E8 000031A0 00003EB3 00042AF0 0004652B 00007AF2 00007BCD '
 '000224EF 0003EA44')
'PRIV:AverageLevel:7\x13\x00\x00'                   PRIV(owner='AverageLevel', data=b'7\x13\x00\x00')
'PRIV:PeakValue:Í{\x00\x00'                         PRIV(owner='PeakValue', data=b'\xcd{\x00\x00')
'TALB' (Album/Movie/Show title)                     'Todo A Su Tiempo'
'TBPM' (BPM (beats per minute))                     '124.468'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Nadie Como Ella'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Marc Anthony'
'TPE2' (Band/orchestra/accompaniment)               'Marc Anthony'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/9'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['salsa', 'vocal', 'latin', 'pop']
'TXXX:lastfmtags'                                   ['latin', 'latin pop', 'pop', 'spanish', 'salsa']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.16 dB'
'TXXX:replaygain_track_peak'                        '0.575111'

========================== row from database ==========================
                                              'id'  1302101
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/marc anthony - mark antoni nadie como ella.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  292
                                           'genre'  
                                        'filesize'  4699791
                                           'mtime'  1652397997
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] marc anthony mark antoni nadie como ella
                                      'tag_artist'  Marc Anthony
                                     'tag_release'  Todo A Su Tiempo
                                       'tag_title'  Nadie Como Ella
                                             'bpm'  124.468
                                    'search_title'  'como':2 'ella':3 'nadie':1
                                   'search_artist'  'anthony':2 'marc':1
                                  'search_release'  'a':2 'su':3 'tiempo':4 'todo':1
                                     'search_rest'  '00poprockelectronic':1 'anthony':8 'antoni':10 'como':12 'ella':13 'files':5,6 'loose':3,4 'marc':7 'mark':9 'nadie':11 'unsorted':2
                                    'search_combo'  '00poprockelectronic':10 'a':7C 'anthony':5B,17 'antoni':19 'como':2A,21 'ella':3A,22 'files':14,15 'loose':12,13 'marc':4B,16 'mark':18 'nadie':1A,20 'su':8C 'tiempo':9C 'todo':6C 'unsorted':11
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']
                                      'lastfmtags'  ['latin', 'latin pop', 'pop', 'spanish', 'salsa']
                                        'tag_date'  1996
                                     'discogstags'  ['salsa', 'vocal', 'latin', 'pop']

============================== file details ==============================
                                           'mtime'  1652397996.9043827  (2022-05-13 01:26:36)
                             'size'  4699791