anchor.diff:          <h4 id="track">Track</h4>
         </div>
   
  -      <p class="lead">A Message represents an interaction between your chatbot and a user. This action allows to track both sent and received messages.</p>
  +      <p class="lead">A Message represents an interaction between your bot and a user. This action allows to track both <strong>sent</strong> and <strong>received</strong> messages.</p>
   
         <h4>Request</h4>
   
  
positive.code:               <p><strong>to</strong></p>
                <span class="label label-primary">Required</span>
              </td>
              <td>
                ID of recipient while sending a message from the chatbot's perspective.
              </td>
            </tr>
            <tr>
              <td>
                <p><strong>type</strong></p>
                <span class="label label-primary">Required</span>
              </td>
              <td>
                Message type. Possible values: <code>text</code>, <code>command</code>, <code>video</code>, <code>image</code>, <code>template_generic</code>, <code>template_button</code>, <code>template_receipt</code>, <code>audio</code>, <code>document</code>, <code>sticker</code>, <code>link</code>, <code>scan_data</code>, <code>voice</code>, <code>caption</code>, <code>contact</code>, <code>location</code>, <code>venue</code>.
              </td>
            </tr>
            <tr>
              <td>
                <p><strong>sent_at</strong></p>
                <span class="label label-primary">Required</span>
              </td>
              <td>
                Unix timestamp
              </td>
            </tr>
            <tr>
              <td>
                <p><strong>distinct_id</strong></p>
                <span class="label label-default">Optional</span>
              </td>
              <td>
                The original message's ID on the issuing platform.
              </td>
            </tr>
            <tr>
              <td>
                <p><strong>conversation_id</strong></p>
                <span class="label label-default">Optional</span>
              </td>
              <td>
                The conversation or chat ID in which the original message has been issued.
              </td>
            </tr>
            <tr>
              <td>
                <p><strong>properties</strong></p>
                <span class="label label-default">Optional</span>
              </td>
              <td>
                Additional message properties. For example, while tracking a message of type text you should include the actual message text content.
              </td>
            </tr>
          </tbody>
        </table>
  
        <div class="page-header">
          <h3>Metrics</h3>
        </div>
  
negative.code:               <span class="label label-primary">Required</span>
              </td>
              <td>
                ID of sender while receiving a message from the bot's perspective. For an inbound message, <code>from</code> would equal <code>some-user-id</code>.
              </td>
            </tr>
            <tr>
  