code: public void order_orderId_payWithRegisteredPaymentMean_POST(Long orderId, OvhReusablePaymentMeanEnum paymentMean, Long paymentMeanId) throws IOException {
  		String qPath = "/me/order/{orderId}/payWithRegisteredPaymentMean";
  		StringBuilder sb = path(qPath, orderId);
  		HashMap<String, Object>o = new HashMap<String, Object>();
  		addBody(o, "paymentMean", paymentMean);
  		addBody(o, "paymentMeanId", paymentMeanId);
  		exec(qPath, "POST", sb.toString(), o);
  	}
docs: Pay with an already registered payment mean
  
  REST: POST /me/order/{orderId}/payWithRegisteredPaymentMean
  @param paymentMean [required] The registered payment mean you want to use
  @param paymentMeanId [required] Id of registered payment mean, mandatory for bankAccount, creditCard and paypal
  @param orderId [required]