def use_soap(self, request, destination="", soap_headers=None, sign=False,
                 **kwargs):
        """
        Construct the necessary information for using SOAP+POST

        :param request:
        :param destination:
        :param soap_headers:
        :param sign:
        :return: dictionary
        """
        headers = [("content-type", "application/soap+xml")]

        soap_message = make_soap_enveloped_saml_thingy(request, soap_headers)

        logger.debug("SOAP message: %s", soap_message)

        if sign and self.sec:
            _signed = self.sec.sign_statement(soap_message,
                                              class_name=class_name(request),
                                              node_id=request.id)
            soap_message = _signed

        return {"url": destination, "method": "POST",
                "data": soap_message, "headers": headers}
Construct the necessary information for using SOAP+POST

        :param request:
        :param destination:
        :param soap_headers:
        :param sign:
        :return: dictionary