Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB8VC5EZchYq4CvJcfr7cZ4w1K4fRSDqamGFH7h2Z4YOAVz8/3a5yeIiyFr… (1,748 chars)"
  }
}