protected function _buildRequest()
    {
        $this->_request = $this->_factory
            ->getNewCancelBuildRequest($this->_api, $this->_order)
            ->build();
        return $this;
    }
protected function _buildRequest()
    {
        $this->_request = $this->_factory
            ->getNewCancelBuildRequest($this->_api, $this->_order)
            ->build();
        return $this;
    }
protected function _buildRequest ( ) { $ this -> _request = $ this -> _factory -> getNewCancelBuildRequest ( $ this -> _api , $ this -> _order ) -> build ( ) ; return $ this ; }
Build order cancel payload.

@return self
Build order cancel payload .