Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAJU/UCm1j7dspKmujejvoeL1BnIhFnVeMp5kh9Zm59hRyMmWbWxH6V8RZ3… (1,748 chars)"
  }
}