Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCY1b9qWeR9/gmgFZY4qfvV8K8LlGpYBwl5PLwIKbiu2nM3UqNWm+wF6i1S… (844 chars)"
  }
}