How to set Message/notification in Form?

 <Section label="Please Note" type="datatable">

    <Field>

      <Script>

        <Source>

          StringBuilder sb = new StringBuilder("");

          sb.append("&lt;html>&lt;ul style=\"list-style-type:disc;\">");

          sb.append("&lt;li>Kindly refer &lt;a href=\"oimsailpointpedia.blogspot.com\" target=\"_blank\">How-To-Talk&lt;/a> for further reference&lt;/li>");

          sb.append("&lt;li>Please &lt;a href=\"mailto:xxyz@gmail.com\">Contact Us&lt;/a> more inomtion &lt;/li>");

          sb.append("&lt;/html>");

          return sb.toString();

        </Source>

      </Script>

    </Field>

  </Section>