Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGaPhP4K4JGuK7Rrp6UJGvTTfY8hSzyWoijSZX0jUpyHQEIQXPZVdW8kGUx… (844 chars)"
  }
}