Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDUClmPcis0d+2VdZeBIGiQZu5hz+ZmbZ9Eiu6283pKXRn5s1ycS32yoLQ5… (1,748 chars)"
  }
}