Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFwQ9TRDpIL5qj7FdU7/1uNXo8ZapGf/d8/etYWHASk5jRaKaVwKbMR/V7C… (844 chars)"
  }
}