hubspot.php

<?php

use HubSpot\Client\Crm\Contacts\Model\Filter;
use HubSpot\Client\Crm\Contacts\Model\FilterGroup;
use HubSpot\Client\Crm\Contacts\Model\PublicObjectSearchRequest;

$intMobileFilter = (new Filter())
    ->setOperator('EQ')
    ->setPropertyName('hs_searchable_calculated_international_mobile_number')
    ->setValue('61476647930');

$intPhoneFilter = (new Filter())
    ->setOperator('EQ')
    ->setPropertyName('hs_searchable_calculated_international_phone_number')
    ->setValue('61476647930');

$intMobileFilterGroup = (new FilterGroup())->setFilters([$intMobileFilter]);
$intPhoneFilterGroup = (new FilterGroup())->setFilters([$intPhoneFilter]);

$searchRequest = (new PublicObjectSearchRequest())
    ->setFilterGroups([
        $intMobileFilterGroup,
        $intPhoneFilterGroup,
    ])
    ->setProperties(['hs_object_id']);

$contactsPage = $client->crm()->contacts()->searchApi()->doSearch($searchRequest);

$contactId = $contactsPage->getResults(); // Empty Array, no results