closeRespFn:      closeRespFn,
	}

	seenClientIDs := set.NewStringSet()

	deprecatedKeys := []string{JwksURL}

	// remove this since we have removed support for this already.
	for k := range s[config.IdentityOpenIDSubSys] {
		for _, dk := range deprecatedKeys {
			kvs := s[config.IdentityOpenIDSubSys][k]
			kvs.Delete(dk)
			s[config.IdentityOpenIDSubSys][k] = kvs
		}
	}

func CheckValidKeys(subSys string, kv KVS, validKVS KVS, deprecatedKeys ...string) error {
	nkv := KVS{}
	for _, kv := range kv {
		// Comment is a valid key, its also fully optional
		// ignore it since it is a valid key for all
		// sub-systems.
		if kv.Key == Comment {
			continue
		}
		var skip bool
		if slices.Contains(deprecatedKeys, kv.Key) {
			skip = true
		}
		if skip {
			continue
		}