Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDLimzWuYyYB3mR/rKlA3yMBarNPq5aov/0gmOD5+VSx3j5Zr9OCRcOb8vG… (1,748 chars)"
  }
}