Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB9Qcux0UNWYB3rykMzk6e7aWeeXeOLen0EwSNXwSuHkTX1QPj34K9LGsk9… (1,748 chars)"
  }
}