Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD85K1RBGdSHDirunQmG/z8g45K2vA6zYOWbYD4W5ITt2JaxWEMU5rVBy60… (1,748 chars)"
  }
}