Android - How to renew id token with refresh token?

[cam]

https://auth0.com/docs/api/authentication#delegation
and

Delegation endpoint returns 404 "Not Found"

I’m trying to use Auth0 to get a token for users to access data in Salesforce and am currently testing it out using the Salesforce Sandbox API addon with the delegation endpoint. I have setup the corresponding connected app in our Salesforce organisation and also enabled the addon with configuration in Auth0. The body of the request is as follows, as per the usage instructions: { "client_id":"<ClientId>", "grant_type":"urn:ietf:params:oauth:grant-type:jwt-bearer", "id_token":"<IDTo…

both seem to indicate the delegation endpoint is deprecated… Have I configured something wrong somehow? What’s the deal here …