Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFRf4nAyhq/yvHmOA7tyiMLm+5XQznUhMbh2Ex3l+gdCDGOlSc6wHbTjDCS… (1,748 chars)"
  }
}