app/views/mailers/agent_notifications/conversation_notifications_mailer/sla_missed_first_response.liquid
<p>Hi {{user.available_name}},</p>
<p>
Conversation #{{conversation.display_id}} in {{ inbox.name }}
has missed the SLA for first response under policy {{ sla_policy.name }}.
</p>
<p>
<a href="{{action_url}}">Please address immediately.</a>
</p>