Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFW1zyDYaHjd1zK8EE+blbXIfpR0BT1cz68LRzv/JT+ngZnPxeObSZMWlJ9… (844 chars)"
  }
}