View file upload/src/addons/Siropu/Shoutbox/_data/routes.xml

<?xml version="1.0" encoding="utf-8"?>
<routes>
  <route route_type="public" route_prefix="shoutbox" controller="Siropu\Shoutbox:Shoutbox"/>
  <route route_type="public" route_prefix="shoutbox" sub_name="delete" format=":int&lt;shout_id&gt;/delete" controller="Siropu\Shoutbox:Shoutbox" action_prefix="delete"/>
  <route route_type="public" route_prefix="shoutbox" sub_name="edit" format=":int&lt;shout_id&gt;/edit" controller="Siropu\Shoutbox:Shoutbox" action_prefix="edit"/>
</routes>