code: public void getCreditHistory(@NonNull final String afterId, final int length,
                                   @NonNull final CreditHistoryOrder order, BranchListResponseListener callback) {
          getCreditHistory(null, afterId, length, order, callback);
      }
docs: <p>Gets the credit history of the specified bucket and triggers a callback to handle the
  response.</p>
  
  @param afterId  A {@link String} value containing the ID of the history record to begin after.
  This allows for a partial history to be retrieved, rather than the entire
  credit history of the bucket.
  @param length   A {@link Integer} value containing the number of credit history records to
  return.
  @param order    A {@link CreditHistoryOrder} object indicating which order the results should
  be returned in.
  <p>Valid choices:</p>
  <ul>
  <li>{@link CreditHistoryOrder#kMostRecentFirst}</li>
  <li>{@link CreditHistoryOrder#kLeastRecentFirst}</li>
  </ul>
  @param callback A {@link BranchListResponseListener} callback instance that will trigger
  actions defined therein upon receipt of a response to a create link request.