/**
  * @param $path
  * @param array $data
  * @param string $method
  * @param array $params
  * @param array $requestOptions
  * @return mixed|null
  */
 public function getData($path, array $data = null, $method = 'POST', array $params = [], $requestOptions = [])
 {
     $requestOptions = array_merge_recursive(['body' => json_encode($data), 'headers' => ['puszek-client-name' => $this->config['client']['name'], 'Content-type' => 'application/json']], $requestOptions);
     $request = $this->getRequest($path, $params, $method, $requestOptions);
     $hash = $this->puszekUtils->hash($request->getBody());
     $request->setHeader('puszek-security-hash', $hash);
     return $this->getClient()->send($request)->json();
 }
 /**
  * @expectedException \InvalidArgumentException
  * @expectedExceptionCode Przemczan\PuszekSdkBundle\Utils\PuszekUtils::ERROR_INVALID_HASH_DATA
  */
 public function testHashInvalidData()
 {
     $utils = new PuszekUtils($this->getConfig());
     $utils->hash([]);
 }