Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQETutuRkBBj9/1oUAE4kIWkPQ2m1vey0shYXExbXRWVIUmuX2v1pPHOByVB… (1,748 chars)"
  }
}