code: public ArrayList<OvhRateCodeInformation> billingAccount_rsva_serviceName_allowedRateCodes_GET(String billingAccount, String serviceName) throws IOException {
  		String qPath = "/telephony/{billingAccount}/rsva/{serviceName}/allowedRateCodes";
  		StringBuilder sb = path(qPath, billingAccount, serviceName);
  		String resp = exec(qPath, "GET", sb.toString(), null);
  		return convertTo(resp, t18);
  	}
docs: Compatible rate codes related to this value added service
  
  REST: GET /telephony/{billingAccount}/rsva/{serviceName}/allowedRateCodes
  @param billingAccount [required] The name of your billingAccount
  @param serviceName [required]