code: public static Error get(final BandwidthClient client, final String id) throws Exception {
          final String errorsUri = client.getUserResourceInstanceUri(BandwidthConstants.ERRORS_URI_PATH, id);
  
          final JSONObject jsonObject = toJSONObject(client.get(errorsUri, null));
          return new Error(client, errorsUri, jsonObject);
      }
docs: Factory method for Error. Returns Error object from id.
  @param client the client
  @param id error id
  @return information about one user error
  @throws IOException unexpected error.