code: public void cart_cartId_assign_POST(String cartId) throws IOException {
  		String qPath = "/order/cart/{cartId}/assign";
  		StringBuilder sb = path(qPath, cartId);
  		exec(qPath, "POST", sb.toString(), null);
  	}
docs: Assign a shopping cart to an loggedin client
  
  REST: POST /order/cart/{cartId}/assign
  @param cartId [required] Cart identifier