object, it will look for the value of the attribute as the emoji flag according to the attribute name (1,2,3...).
            </td>
        </tr>
        <tr>
            <td>icons:{ title }</td>
            <td>Object</td>
            <td></td>
            <td>
                每个表情指上去显示的文字，格式：fileName:title, 如：1:'good'。<br>
                the shows title for each emoji, format: fileName:title, such as: 1:'good'.
            </td>
        </tr>
    </table>
    <h5>
  