docs: def ip_address_2_json(self):
          """
          transform ariane_clip3 OS Instance object to Ariane server JSON obj
          :return: Ariane JSON obj
          """
          LOGGER.debug("IPAddress.ip_address_2_json")
          json_obj = {
              'ipAddressID': self.id,
              'ipAddressIPA': self.ip_address,
              'ipAddressFQDN': self.fqdn,
              'ipAddressOSInstanceID': self.ipa_os_instance_id,
              'ipAddressSubnetID': self.ipa_subnet_id,
          }
          return json.dumps(json_obj)