Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA5Q4yqPPhaZbQ+trFx24IPgCwCCx/tB7e9Hg7TQAl5yEB8z7wIoDlKRYnF… (1,748 chars)"
  }
}