Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAuAkJTbNG7LaIvtlvvtSMmMZFCBGwA9vWTc8ereHIFKnHkQSJnm28KM3yW… (1,748 chars)"
  }
}