modify-headers to modify the values of request headers before
PingAuthorize sends them to the upstream server or to modify the values of response
headers before PingAuthorize returns them to the client.
All, although you cannot apply the Modify Headers advice directly to a System for Cross-domain Identity Management (SCIM) search.
The payload for this advice is a JSON object. The keys are the names of the headers to set, and the values are the new values of the headers.
A value can be:
If the header already exists, PingAuthorize overwrites it.
If the header does not exist, PingAuthorize adds it (unless the value is null).
If a payload value is an array of strings: