Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEo7p2B+kWNEv3gRk0tjSa0EIJaYmTGZ+RQdYgS2LybVQxfVsIGMWyqMLoJ… (844 chars)"
  }
}