HTTP/1.1 200 OK Cache-Control: pre-check=0, post-check=0, max-age=0 Pragma: public Content-Length: 0 Content-Type: pdf Content-Encoding: none Last-Modified: Thu, 24 Dec 2020 06:47:58 GMT Content-Transfer-Encoding: binary Content-Disposition: attachment; filename="20201224_024758613.pdf" Server: bfe/2.0 Date: Thu, 24 Dec 2020 06:47:58 GMT Connection: close