"e":"AQAB",
          "alg":"RS256",
          "kid":"2011-04-29"}
       ]
     }`

	var jk JWKS
	if err := json.Unmarshal([]byte(jsonkey), &jk); err != nil {
		t.Fatal("Unmarshal: ", err)
	} else if len(jk.Keys) != 2 {