Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwLt0PBF1tvezBBvG7c+vGilsMGINe4Ew47L/3AEkYa9JXB0Zx1K5t+nvIzD… (844 chars)"
  }
}