Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBTryu9jLuMHvSN/U19hVFQ7+GuxoB+4ufEtPLgBOUJp0rhzQMd2u+9fUsW… (844 chars)"
  }
}