Prefetches the jwks_uri of a client an endpoint is about to encrypt a
response to, where it registered one, no inline jwks and an encrypted
response. Never rejects.
Parameters
clientId: any
the client
kid: any
the key id needed, or ''
Returns Promise<any>
a promise of ensure()'s answer, or of null when nothing was
fetched
Prefetches the
jwks_uriof a client an endpoint is about to encrypt a response to, where it registered one, no inlinejwksand an encrypted response. Never rejects.