Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF6ZWhoNiZiFhEAiZ7knnOFYmwZtKWtw7yE+hcJ59+dBSkiMoKSJYJNlQ0/… (844 chars)"
  }
}