Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAwCrAlCa7BNp5UNSAaPaJJm0TZo2QMHwm0DNkPWb4IsgW8uHvVS2xgr3zN… (844 chars)"
  }
}