I have doubts about how I can add the SLA of a ticket in an email template for the end user and the agents, I already tried the following ways and in the emails that data is empty:
%{ticket.sla}
%{ticket.dept.sla}
%{ticket.dept.sla.graceperiod}
%{ticket.topic.sla}
%{ticket.topic.sla.graceperiod}