Zend\Stratigility\Http\Request::withBody PHP Method

    public function withBody(StreamInterface $body)
    {
        $new = $this->psrRequest->withBody($body);
        return new self($new, $this->originalRequest);
    }

 /**
  * {@inheritDoc}
  */
 public function withBody(StreamInterface $body)
 {
     return new self($this->app, parent::withBody($body));
 }