Returns an [Optional] containing this field's arbitrary [JsonValue], meaning it mismatches the type the SDK expects, or an empty [Optional] if this field contains a "known" value.
public Optional<JsonValue> asUnknown()Returns an [Optional] containing this field's arbitrary [JsonValue], meaning it mismatches the type the SDK expects, or an empty [Optional] if this field contains a "known" value. This is the opposite of [asKnown].