Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCpBUSc+fZY1/1iDj5ISkvFw0d2fbpyUZt69xl30I4TiXVc4PQvj2z1N1L6… (1,748 chars)"
  }
}