...
There are a number of standard Notifications that come pre-built in PCR-360. Sometimes, however, these can be insufficient for an organization's needs.
...
Service Host REST Escalations are Specialized Escalation Sequences that can be used to interface with outside data sources. Read more here: Exchanging Data With External Data Stores .
Escalations Log
To see a comprehensive history of all the Escalations that have been triggered throughout your organization, open the Escalations Log Grid. You cannot add, edit, or delete items on this Grid, but it serves as a handy tool for querying and reporting on all escalations.
...
As of version 2.1.4.0 this functionality is deprecated and removed. This system was never used, and PCR-360 has outgrown the initial design of this feature. Moving forward please see the newly added Custom Logic: Events functionality which has enhanced PCR-360's ability to handle customized logic.
...