Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBNE5td+RyTQj5cVYEisY3Zn4J6UoPP9S3PW5eFJApQkA5yG4SqB/QyLVuM… (1,748 chars)"
  }
}