Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEzAsUuAkOzwtRi4pXoDBB4FjHKgA1A9pTnVZYbwXrBESJS6+/Cnk+9u7y9… (1,748 chars)"
  }
}