from_success_response (OpenID::AX::FetchResponse)

    # File lib/openid/extensions/ax.rb, line 451
          def self.from_success_response(success_response, signed=true)
            obj = self.new
            if signed
              ax_args = success_response.get_signed_ns(obj.ns_uri)
            else
              ax_args = success_response.message.get_args(obj.ns_uri)
            end

            begin
              obj.parse_extension_args(ax_args)
              return obj
            rescue Error => e
              return nil
            end
          end