code: public ArrayList<String> email_pro_service_account_GET(String service, Long number) throws IOException {
  		String qPath = "/order/email/pro/{service}/account";
  		StringBuilder sb = path(qPath, service);
  		query(sb, "number", number);
  		String resp = exec(qPath, "GET", sb.toString(), null);
  		return convertTo(resp, t1);
  	}
docs: Get allowed durations for 'account' option
  
  REST: GET /order/email/pro/{service}/account
  @param number [required] Number of Accounts to order
  @param service [required] The internal name of your pro organization