SmsLineBy::register

public function register(array $fields)
{
	$login = (string) $fields['login'];
	$key = (string) $fields['api_key'];

	$result = $this->sendGetRequest('balance/packets', $this->makeSignature('balancepackets', $key), $login);
	if ($result->isSuccess())
	{
		$this->setOption('login', $login);
		$this->setOption('api_key', $key);
	}

	return $result;
}