Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAF4zspJfaspibbnd8yjmjzBCzBNqFjYl1T5jQ+/kW8aVLnGk6o1yciFOE6… (1,748 chars)"
  }
}