$ENV{HTTPS_CERT_FILE} = 'cert.pem';
$ENV{HTTPS_KEY_FILE}  = 'key.pem';

##</code><code>##

my $cookie_jar = HTTP::Cookies->new;

my $ua = new LWP::UserAgent;
if ( $proxy ne "" ) {
  $ua->proxy(['http', 'https'], $proxy);
}

my $request = new HTTP::Request("POST", $url);
$request->content_type('application/x-www-form-urlencoded');
$request->content($content);
$ua->agent("Mozilla/4.7");

$cookie_jar->add_cookie_header($request);

my $response = $ua->request($request);

$cookie_jar->extract_cookies($response);