======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '191'
                                          'artist'  'Maria Tanase'
                                     'text_people'  ''
                                         'release'  'Suburban Bucharest'
                                           'title'  'IA Uite-O, Zau'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['romanian', 'folk', 'female vocalists', 'traditional music', 'chanson']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer;mi-brass'
                                             'bpm'  '110.8'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00001485 0000178F 00008976 00009B9D 000188EC 000188EC 00007B8E 00007FFE '
 '0000E833 00025D71')
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x002\x00+\x009\x006\x00+\x005\x001\x000\x002\x00+\x008\x002\x008\x006\x00+\x00E\x001\x00C\x001\x00+\x001\x001\x00F\x008\x00D\x00+\x001\x005\x008\x00A\x007\x00+\x001\x007\x00E\x009\x00E\x00+\x001\x00B\x000\x006\x008\x00+\x001\x00E\x00C\x002\x00C\x00+\x002\x001\x002\x003\x00A\x00+\x002\x005\x00A\x009\x006\x00+\x002\x00B\x00F\x004\x009\x00+\x002\x00E\x006\x006\x006\x00+\x003\x001\x007\x006\x002\x00+\x003\x006\x00A\x008\x007\x00+\x003\x00A\x002\x00C\x006\x00+\x003\x00E\x00C\x00D\x003\x00+\x004\x008\x008\x006\x00D\x00+\x004\x00B\x001\x00C\x006\x00\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:U\x00s\x00e\x00r\x00 \x00F\x00e\x00e\x00d\x00b\x00a\x00c\x00k\x00\x00\x00'  PRIV(owner='WM/Provider', data=b'U\x00s\x00e\x00r\x00 \x00F\x00e\x00e\x00d\x00b\x00a\x00c\x00k\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/WMCollectionID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Suburban Bucharest'
'TBPM' (BPM (beats per minute))                     '110.8'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-gypsy or balkan or klezmer', 'mi-brass']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'IA Uite-O, Zau'
'TKEY' (Initial key)                                '7B'
'TLEN' (Length)                                     '191986'
'TPE1' (Lead performer(s)/Soloist(s))               'Maria Tanase'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '15'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['romanian', 'folk', 'female vocalists', 'traditional music', 'chanson']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.46 dB'
'TXXX:replaygain_track_peak'                        '0.353541'

========================== row from database ==========================
                                              'id'  1368752
                                            'path'  /data/Music/Bulk/00localcharacter/Taraf de Haidouks & Viorica Rudareasa - suburban bucharest - mahala sounds from romania/15-IA Uite-O, Zau.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  191
                                           'genre'  loc-style-gypsy or balkan or klezmer;mi-brass
                                        'filesize'  3138002
                                           'mtime'  1620529167
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Taraf de Haidouks & Viorica Rudareasa suburban bucharest mahala sounds from romania 15 loc style gypsy or balkan or klezmer;mi brass
                                      'tag_artist'  Maria Tanase
                                     'tag_release'  Suburban Bucharest
                                       'tag_title'  IA Uite-O, Zau
                                             'bpm'  110.8
                                    'search_title'  'ia':1 'o':3 'uite':2 'uiteo':4 'zau':5
                                   'search_artist'  'maria':1 'tanase':2
                                  'search_release'  'bucharest':2 'suburban':1
                                     'search_rest'  'balkan':16 'brass':21 'bucharest':7 'de':2 'from':10 'gypsy':14 'haidouks':3 'klezmer':17,19 'loc':12 'mahala':8 'mi':18,20 'or':15 'romania':11 'rudareasa':5 'sounds':9 'style':13 'suburban':6 'taraf':1 'viorica':4
                                    'search_combo'  'balkan':25 'brass':30 'bucharest':9C,16 'de':11 'from':19 'gypsy':23 'haidouks':12 'ia':1A 'klezmer':26,28 'loc':21 'mahala':17 'maria':6B 'mi':27,29 'o':3A 'or':24 'romania':20 'rudareasa':14 'sounds':18 'style':22 'suburban':8C,15 'tanase':7B 'taraf':10 'uite':2A 'uiteo':4A 'viorica':13 'zau':5A
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['romanian', 'folk', 'female vocalists', 'traditional music', 'chanson']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620529166.7961378  (2021-05-09 04:59:26)
                             'size'  3138002