Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEPT2X5YyXoRufZKRuclPpQ5aEr8vpd3O6TBbPmLkkw9jnF71LJ27qQjZ89… (1,748 chars)"
  }
}