Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD4hW6qevIAcnGyqpTQvK7IoZrkp5iFIyXJbFk16XSDyjqGo6RNISbVEKy/… (1,748 chars)"
  }
}