             </div>
            </div>
          </td>
          <td class="fsdocs-member-xmldoc">
            <dl class="fsdocs-returns">
              <dt>
                <span class="fsdocs-return-name">
                  Field type: 
                </span>
                <code><span>string&#32;option</span></code>
              </dt>
              <dd class="fsdocs-return-docs"></dd>
            </dl>
          </td>
        </tr>
        <tr>
          <td class="fsdocs-member-usage">
            <d