void SearchVolumes ( const [TArray](API\Runtime\Core\Containers\TArray)< [TWeakObjectPtr](API\Runtime\Core\UObject\TWeakObjectPtr)< [UAudioGameplayVolumeProxy](API\Plugins\AudioGameplayVolume\UAudioGameplayVolumeProxy) >> & ProxyVolumes, [FAudioProxyMutatorSearchResult](API\Plugins\AudioGameplayVolume\FAudioProxyMutatorSearchResult) & OutResult )