======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '260'
                                          'artist'  'Orbital'
                                     'text_people'  ''
                                         'release'  'Blue Album'
                                           'title'  'Bath Time'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', "
 "'q-vocals-2']")
                                      'lastfmtags'  "['electronica', 'idm', 'techno', 'electronic', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '14'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '114.028'
                                             'key'  '3A'
                                        'acoustid'  '80097f47-e4f1-4eba-b4fb-72564f22e2af'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Blue Album'
'TBPM' (BPM (beats per minute))                     '114.028'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Bath Time'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Orbital'
'TPE2' (Band/orchestra/accompaniment)               'Orbital'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '7/14'
'TSO2'                                              'Orbital'
'TSOP' (Performer sort order)                       'Orbital'
'TSRC' (ISRC (international standard recording code))  'GBFWF0400009'
'TXXX:ASIN'                                         'B00029KZMM'
'TXXX:Acoustid Id'                                  '80097f47-e4f1-4eba-b4fb-72564f22e2af'
'TXXX:MusicBrainz Album Artist Id'                  'f3e2a7d9-c6bb-4848-95e5-04c0a1e2f511'
'TXXX:MusicBrainz Album Id'                         '286b6d20-454c-42bf-8349-12c6f33200eb'
'TXXX:MusicBrainz Album Release Country'            'RU'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f3e2a7d9-c6bb-4848-95e5-04c0a1e2f511'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'techno', 'electronic', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.99 dB'
'TXXX:replaygain_track_peak'                        '0.652784'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4deb3c1b-529c-4f64-8287-51718c721d62')

========================== row from database ==========================
                                              'id'  253829
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0synth_and_beat/Orbital/The Blue Album/7-Bath Time.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  260
                                           'genre'  electronic-th-techno
                                        'filesize'  6257652
                                           'mtime'  1639842146
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0synth_and_beat The 7 electronic techno
                                      'tag_artist'  Orbital
                                     'tag_release'  Blue Album
                                       'tag_title'  Bath Time
                                             'bpm'  114.028
                                    'search_title'  'bath':1 'time':2
                                   'search_artist'  'orbital':1
                                  'search_release'  'album':2 'blue':1
                                     'search_rest'  '0synth':1 '7':5 'and':2 'beat':3 'electronic':6 'techno':7 'the':4
                                    'search_combo'  '0synth':6 '7':10 'album':5C 'and':7 'bath':1A 'beat':8 'blue':4C 'electronic':11 'orbital':3B 'techno':12 'the':9 'time':2A
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'idm', 'techno', 'electronic', 'ambient']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1639842146.3785014  (2021-12-18 16:42:26)
                             'size'  6257652