pk.RLock()
	defer pk.RUnlock()
	return pk.pkMap[kid]
}

// PopulatePublicKey - populates a new publickey from the JWKS URL.
func (r *Config) PopulatePublicKey(arn arn.ARN) error {
	pCfg := r.arnProviderCfgsMap[arn]
	if pCfg.JWKS.URL == nil || pCfg.JWKS.URL.String() == "" {
		return nil
	}

	// Add client secret for the client ID for HMAC based signature.
	r.pubKeys.add(pCfg.ClientID, []byte(pCfg.ClientSecret))

		ClientID:     "76b95ae5-33ef-4283-97b7-d2a85dc2d8f4",
		ClientSecret: "WNGvKVyyNmXq0TraSvjaDN9CtpFgx35IXtGEffMCPR0",
	}
	provider.JWKS.URL = u1
	cfg := Config{
		Enabled: true,
		pubKeys: pubKeys,
		arnProviderCfgsMap: map[arn.ARN]*providerCfg{
			DummyRoleARN: &provider,
		},
		ProviderCfgs: map[string]*providerCfg{
			"1": &provider,
		},
		closeRespFn: func(rc io.ReadCloser) {
			rc.Close()
		},
	}