Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF5XEpTaQ7D55Jg5Dk/4IFNU2B0aRjC+9E5qsMp0Vbghm50WaF5/c/YT0rs… (844 chars)"
  }
}