docs: public void createAccount(Localpart username, String password) throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException  {
          // Create a map for all the required attributes, but give them blank values.
          Map<String, String> attributes = new HashMap<>();
          for (String attributeName : getAccountAttributes()) {
              attributes.put(attributeName, "");
          }
          createAccount(username, password, attributes);
      }