<p>Hi {{user.available_name}}, </p>

<p>You've been mentioned in a conversation. <b>{{message.sender_display_name}}</b> wrote:</p>
<blockquote style="box-sizing:border-box; padding:8px 16px; margin:0 0 20px; font-size:14px; border-left:5px solid #eeeeee">
  {{message.text_content}}
</blockquote>

<p><a href="{{ action_url }}">View Message</a></p>
