  <code>
                                <em>cardNumberLengths</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p><code>[Int]</code> object, array of valid card number lengths.</p>
                                </div>
                              </td>
                            </tr>
                            <tr>
                              <td>
              