/**
  * Constructor
  *
  * @param string|array $data
  * @param array        $headers
  */
 public function __construct($data = null, array $headers = [])
 {
     parent::__construct($data, 201, $headers);
 }
 /**
  * Constructor
  *
  * @param array $headers
  */
 public function __construct(array $headers = [])
 {
     parent::__construct('', 205, $headers);
 }