Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBvp0jPeHPH+wwtdfWmZXwhrprn4WyFmVV4FyCBIYpQR3SHLqP3GCsuFy3S… (1,748 chars)"
  }
}