FaceId::getBalance

static function getBalance()
{
	$handler = new BitrixFaceIdHttp;

	$response = $handler->query("balance");

	// update balance
	if (isset($response['status']['balance']))
	{
		$currentBalance = (int) $response['status']['balance'];
		BitrixMainConfigOption::set('faceid', 'balance', $currentBalance);
	}

	return $response;
}