Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCaJy+uQszqvTSzWqzQGh8Ytv1/ZdKgnjhK77HnRghkwxtoD8h9m4AWObvj… (1,748 chars)"
  }
}