Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAcP695icFBdbWykQlFn+JQ8cnHblyRuQ1Y9FwFyV0tZ0p5w4Lw2cHnqcr/… (1,748 chars)"
  }
}