======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '60'
                                          'artist'  'Electric Company'
                                     'text_people'  ''
                                         'release'  'invalidObject Series (new)'
                                           'title'  'String Index Edit'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['idm', 'electronic', 'planet mu', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '15'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '142.9'
                                             'key'  '7A'
                                        'acoustid'  '28985bb4-9ce3-49c7-a1e3-327233a6b517'
rest: ''

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

'COMM:SoundJam_CDDB_1:eng'                          '9303840F+902+15+150+4650+9150+13650+18150+22650+27150+31650+36150+40650+45150+49650+54150+58650+63150'
'COMM:SoundJam_CDDB_TrackNumber:eng'                '15'
'TALB' (Album/Movie/Show title)                     'invalidObject Series (new)'
'TBPM' (BPM (beats per minute))                     '142.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000'
'TENC' (Encoded by)                                 'SoundJam v2.5.2'
'TIT2' (Title/songname/content description)         'String Index Edit'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Electric Company'
'TPE2' (Band/orchestra/accompaniment)               'Electric Company'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Fällt'
'TRCK' (Track number/Position in set)               '15/15'
'TSO2'                                              'Electric Company'
'TSOP' (Performer sort order)                       'Electric Company'
'TXXX:Acoustid Id'                                  '28985bb4-9ce3-49c7-a1e3-327233a6b517'
'TXXX:CATALOGNUMBER'                                'F.0014.0016'
'TXXX:MusicBrainz Album Artist Id'                  'a2eddbfc-1fbf-4329-9baf-07076600d7a0'
'TXXX:MusicBrainz Album Id'                         '81af0243-fa41-423b-9bd6-bef397baa900'
'TXXX:MusicBrainz Album Release Country'            'IE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        'a2eddbfc-1fbf-4329-9baf-07076600d7a0'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['idm', 'electronic', 'planet mu', 'experimental', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.59 dB'
'TXXX:replaygain_track_peak'                        '0.492277'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'39da5c8c-2b9f-42fa-8dd0-9e6f0dc67c70')

========================== row from database ==========================
                                              'id'  1213149
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/invalidObject/0016 Electric Company/invalidObject Series (new).txt/new15.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  60
                                           'genre'  electronic-experimental
                                        'filesize'  1203077
                                           'mtime'  1622801308
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0016 (new).txt new15 electronic experimental
                                      'tag_artist'  Electric Company
                                     'tag_release'  invalidObject Series (new)
                                       'tag_title'  String Index Edit
                                             'bpm'  142.9
                                    'search_title'  'edit':3 'index':2 'string':1
                                   'search_artist'  'company':2 'electric':1
                                  'search_release'  'invalid':5 'invalidobject':1 'new':3,4 'object':6 'series':2
                                     'search_rest'  'electronic':5 'experimental':6 'new':1 'new15':4 'newtxt':3 'txt':2
                                    'search_combo'  'company':5B 'edit':3A 'electric':4B 'electronic':16 'experimental':17 'index':2A 'invalid':10C 'invalidobject':6C 'new':8C,9C,12 'new15':15 'newtxt':14 'object':11C 'series':7C 'string':1A 'txt':13
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['idm', 'electronic', 'planet mu', 'experimental', 'ambient']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1622801308.0732214  (2021-06-04 12:08:28)
                             'size'  1203077