Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEkuRL8le2h8tHuFQKwE5+FPVUlQ1fAk8ZGpW/BYRQk9EcIB3lLip6aZ9fF… (844 chars)"
  }
}