pro-actively check for specific updated content

Sorry that screenshot didn't really work;

Request Header Matching Criteria

Name (Ordinal)  Value
Host            IS invalidate.in.test.com
Path            STARTS WITH /inv
Client IP   MATCHES 61\.9\.61\.*

Cached Content to Invalidate

    Name (Ordinal)  Value
Host    IS www.test.com
Path    Source  path [Query Parameter]