Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEYAXpFMU8pOEdQpDKafSG5Y2GEIvTnqTDGfqP5iFfHBiJfAZs2ydaLaKjC… (844 chars)"
  }
}