Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBTFj3H7YTP/VO86xeq4xBkq3Y2wA/6zXItse8i7IDh6z66qxU+leqGb7HH… (1,748 chars)"
  }
}