Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFWY8B1FsaL8LhzAWqpaXYudTzvaqvS6RSbXBn0/wwZWEMQZIQHyC6w23h2… (1,748 chars)"
  }
}