asUserArnValue
Casts this AuditEventFieldValueUnion as a UserArnValue and retrieves its kotlin.String value. Throws an exception if the AuditEventFieldValueUnion is not a UserArnValue.
Casts this AuditEventFieldValueUnion as a UserArnValue and retrieves its kotlin.String value. Throws an exception if the AuditEventFieldValueUnion is not a UserArnValue.