docs: def reserveIdentifier(self, pid, vendorSpecific=None):
          """See Also: reserveIdentifierResponse()
  
          Args:
            pid:
            vendorSpecific:
  
          Returns:
  
          """
          response = self.reserveIdentifierResponse(pid, vendorSpecific)
          return self._read_dataone_type_response(response, 'Identifier', vendorSpecific)