You need to deploy a DLP Cloud Detection Server (a CDS) that accepts data requests from your Zero Trust Network Access (ZTNA) tenant, but are unsure on where to begin.
Zero Trust Network Access (ZTNA, formerly known as Secure Access Cloud / SAC)
DLP Cloud Detection Service for REST (aka a Custom REST detector)
If you do not have a CASB REST CDS provisioned:
If you already have one available: