//return only the relevant profile
$client->metadata->listAction($filter);
//since we're limiting to entry id and profile this will return at most 1 result
//Request #3: get the entry's payment metadata
$filter = new KalturaMetadataFilter();
$filter->metadataObjectTypeEqual = KalturaMetadataObjectType::CATEGORY;
//search for all category metadatas
$filter->objectIdIn = '{1:result:categoriesIds}';
//return metadata for all categories of the given entry (categories taken from result of request #1)
$filter->metadataProfileIdEqual = PAYPAL_CATEGORY_METADATA_PROFILE_ID;
//return only the relevant profile
$pager = new KalturaFilterPager();
$pager->pageSize = 500;
$pager->pageIndex = 1;
$client->metadata->listAction($filter, $pager);
$multiRequest = $client->doMultiRequest();
//Call the server with the bundeled requests
$metaResults = $multiRequest[1];
//get result of response #2 (payment metadata of the given entry)
$price = 0;
$currencyCode = 'USD';
$tax = 0;
$also = "";
//Checks to see if the individual video has a price and displays it
if ($metaResults->totalCount > 0) {
    $metaResult = $metaResults->objects[0];
    $xml = simplexml_load_string($metaResult->xml);
    $price = (double) $xml->Price;
    $currencyCode = (string) $xml->CurrencyCode;
    $tax = (double) $xml->TaxPercent;
    $also = 'also ';