code: public OvhCart cart_cartId_GET(String cartId) throws IOException {
  		String qPath = "/order/cart/{cartId}";
  		StringBuilder sb = path(qPath, cartId);
  		String resp = execN(qPath, "GET", sb.toString(), null);
  		return convertTo(resp, OvhCart.class);
  	}
docs: Retrieve information about a specific cart
  
  REST: GET /order/cart/{cartId}
  @param cartId [required] Cart identifier