Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBOpZIygxyk8p6BctgJGQAPSF1KRNLrXnFQqEBpTu3fiiNheKvRGbg0gHRZ… (1,748 chars)"
  }
}