/** * @param string $data * @param string $encoding 'string' or 'hex' * @param array $params * @param ApiContext|null $apiContext * @param BlockCypherRestCall|null $restCall * @return NullData */ public function embed($data, $encoding = 'hex', $params = array(), $apiContext = null, $restCall = null) { $nullData = new NullData(); $nullData->setEncoding($encoding); $nullData->setData($data); // max 40 bytes return $this->create($nullData, $params, $apiContext, $restCall); }