$api = Api::instance();
$response = $api->call('/me/accounts');
$data = $response->getContent();
$page_token = '';
foreach ($data['data'] as $page) {
    if ($page['id'] == $page_id) {
        $page_token = $page['access_token'];
        break;
    }
}
if ($page_token === '') {
    throw new \InvalidArgumentException('Page access token for the page id ' . $page_id . ' cannot be found.');
}
$page_session = new Session($config->appId, $config->appSecret, $page_token);
$page_api = new Api($api->getHttpClient(), $page_session);
$page_api->setLogger($api->getLogger());
$request = $page_api->prepareRequest('/' . $page_id . '/videos', RequestInterface::METHOD_POST);
$request->setLastLevelDomain('graph-video');
$request->getFileParams()->offsetSet('source', $video_path);
$response = $page_api->executeRequest($request);
$data = $response->getContent();
$video_id = is_string($data) ? $data : (string) $data['id'];
// _DOC open [CUSTOM_AUDIENCE_CREATE_VIDEO_VIEWS_RETARGET]
// _DOC vars [ad_account_id:s, video_id]
// use FacebookAds\Object\CustomAudience;
// use FacebookAds\Object\Fields\CustomAudienceFields;
// use FacebookAds\Object\Values\CustomAudienceSubtypes;
$lookalike = new CustomAudience(null, $ad_account_id);
$lookalike->setData(array(CustomAudienceFields::SUBTYPE => CustomAudienceSubtypes::LOOKALIKE, CustomAudienceFields::LOOKALIKE_SPEC => array('ratio' => 0.01, 'country' => 'US', 'engagement_specs' => array(array('action.type' => 'video_view', 'post' => $video_id)), 'conversion_type' => 'dynamic_rule')));
$lookalike->create();
// _DOC close [CUSTOM_AUDIENCE_CREATE_VIDEO_VIEWS_RETARGET]
 protected function setupApi()
 {
     $this->api = new Api($this->getHttpClient(), $this->getSession());
     $this->api->setLogger($this->getLogger());
     Api::setInstance($this->api);
 }
 public function testCall()
 {
     $request = $this->createRequestMock();
     $request->method('execute')->willReturn($this->createResponseMock());
     $request->method('getQueryParams')->willReturn($this->createParametersMock());
     $request->method('getBodyParams')->willReturn($this->createParametersMock());
     $request->expects($this->exactly(2))->method('setMethod')->with($this->logicalOr(RequestInterface::METHOD_GET, RequestInterface::METHOD_POST));
     $request->expects($this->exactly(2))->method('setGraphVersion')->with($this->equalTo($this->createApi()->getDefaultGraphVersion()));
     $request->expects($this->exactly(2))->method('setPath')->with($this->equalTo('/<PATH>'));
     $client = $this->createClientMock();
     $client->method('createRequest')->willReturn($request);
     $session = $this->createSessionMock();
     $session->method('getAppSecretProof')->willReturn('<APP_SECRET_PROOF>');
     $logger = $this->createLoggerMock();
     $logger->expects($this->exactly(2))->method('logRequest');
     $logger->expects($this->exactly(2))->method('logResponse');
     $api = new Api($client, $session);
     $api->setLogger($logger);
     // HTTP GET request
     $request->expects($this->exactly(1))->method('getQueryParams');
     $response = $api->call('/<PATH>');
     $this->assertTrue($response instanceof ResponseInterface);
     // HTTP POST request
     $request->expects($this->exactly(1))->method('getBodyParams');
     $api->call('/<PATH>', RequestInterface::METHOD_POST, array('param' => 'value'));
     $this->assertTrue($response instanceof ResponseInterface);
 }