def importCASignedCertificate(self, alias, caSignedCertificate):
        """This operation imports a certificate authority (CA)-signed SSL certificate into the key store."""
        url = self._url + "/sslcertificates/importCASignedCertificate"
        files = {}
        files['caSignedCertificate'] = caSignedCertificate
        params = {
            "f" : "json",
            "alias" : alias
        }
        return self._post(url=url,
                          param_dict=params,
                          securityHandler=self._securityHandler,
                          files=files,
                          proxy_url=self._proxy_url,
                          proxy_port=self._proxy_port)
This operation imports a certificate authority (CA)-signed SSL certificate into the key store.