Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAMvucolipIkJoIuIv9gPJfZuZc+AL40k+BnXD4+E4G5HPUFR68AI+Z9YBi… (1,748 chars)"
  }
}