Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwIgQvmp0KN0UnQfMG1cJRAdYmgOgHjjDOgJh9u+4Zj5wASZUGxOhD1T4mfx… (844 chars)"
  }
}