Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBHs2mXH6/BAQ9uPWB08vXn/T6RNBBheefDzRfbfPDGp0mnVGXIU6Qco7kP… (1,748 chars)"
  }
}