Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGTA3Cqrv04uTY0vYvo4c1dvg8uB6ECjKxEEKDcLrRlZQEkbKXkdJ+NY2KS… (844 chars)"
  }
}