structuredAttrs is enabled

trying https://addons.mozilla.org/firefox/downloads/file/4455681/traduzir_paginas_web-10.1.1.1.xpi
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed

  0      0   0      0   0      0      0      0                              0
 82 499.5k  82 412.9k   0      0 393.4k      0   00:01   00:01         404.0k
100 499.5k 100 499.5k   0      0 392.1k      0   00:01   00:01         404.0k
100 499.5k 100 499.5k   0      0 392.1k      0   00:01   00:01         404.0k
100 499.5k 100 499.5k   0      0 392.0k      0   00:01   00:01         404.0k