Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDfPDiD/U61UL2u2yqWQr6QAQ4hi9yDPe5LTthKT8iPJkj7tqqyA0pWVbzI… (1,748 chars)"
  }
}