Response record returned by the GetKeyValue function.
EXPORT GetKeyValueResponseRec := RECORD BOOLEAN was_found; STRING value; BOOLEAN has_exceptions; ExceptionListLayout exceptions; END;
| was_found | TRUE if the key was found, FALSE if the key does not exist |
| value | The value associated with the key, if found |
| has_exceptions | TRUE if any exceptions occurred during the operation |
| exceptions | ExceptionListLayout record containing any error details |