Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH+9xFiEDJ6kWQTSUYg48O/3cU6doOoLi3CcClNUC26rE5TgCj+6OhbRu1E… (844 chars)"
  }
}