Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC/vLUDpBmhgMftCP/KEi9tEl5WrW0msLZPhGj/J6A1UwVceka3qTomJ7Cz… (1,748 chars)"
  }
}