Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC7nURUPVHszT6N8px5w/HOf9ZjwelgFRO+PQETJoPZZT4gJTUwXcW+Ry12… (1,748 chars)"
  }
}