Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBmwQYhWJRG/vLiVXIZ1Vfn3c6kIL7WeV6PwVy4MZTejSecAKK52iSwstWh… (1,748 chars)"
  }
}