if (defined($self->_cached_ua())) {
$res->{COOKIES} = encode_base64("#LWP-Cookies-1.0\n" . $self->_cached_ua()->cookie_jar->as_string(), "");
}
if (defined($self->_cached_ua())) {
$res->{COOKIES} = encode_base64("#LWP-Cookies-1.0\n" . $self->_cached_ua()->cookie_jar->as_string(), "");
}