Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBK1HS6edXYVNjSmQhOu9jxz71QJH0YXc51LnwYO1+SIkkE4Cz8drxMZfmB… (1,748 chars)"
  }
}