protected function buildUrl() {
		$this->url = $this->baseUrl . '?' . http_build_query(['secret' => $this->secretKey, 'response' => $this->response]);
	}
protected function buildUrl() {
		$this->url = $this->baseUrl . '?' . http_build_query(['secret' => $this->secretKey, 'response' => $this->response]);
	}
protected function buildUrl ( ) { $ this -> url = $ this -> baseUrl . '?' . http_build_query ( [ 'secret' => $ this -> secretKey , 'response' => $ this -> response ] ) ; }
Build the api request url with query parameters.

@return $this
Build the api request url with query parameters .