>.</p></td>
    </tr>
    <tr>
      <th>end_date</th>
      <td><p>character string.
Ending date for results in the format <code>"yyyy-mm-dd"</code> or <code>"yyyy-mm-dd hh-mm-ss"</code>.</p></td>
    </tr>
    <tr>
      <th>filter</th>
      <td><p>an optional character string for table filtering.
Send JSON key/value pairs, such as <code>"{'key':'value'}"</code>. See examples in <code><a href='trades.html'>trades()</a></code>.</p></td>
    </tr>
    <tr>
      <th>use_auth</th>
      <td><p>logical. Use 