Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDF4H9pPd8yOaH1h1wBP9ib1mOmFVyfbwLkGNOtunMmnxi+X0oRyyta9VhH… (1,748 chars)"
  }
}