Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBt1Ck+JjYYbYkga6n0AzB5iJUJTezftCI7DK7F5sHrzBoDtGHqbZVMJMU2… (844 chars)"
  }
}