Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDNDIe4X8GjXd+CDw5lv+1T/6RORPSWkm4qyzOt2ae0wUbFtWeYDW9NbEdX… (1,748 chars)"
  }
}