Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG+jytXqBCOWKrysY5vIAMH7UkUQY7ZhfTJQ3tyFlTwsECN+Oq73qIzZX3t… (844 chars)"
  }
}