Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDLqdntF9MVNk22Xvcghu+wNXWPKN7jJLwDRN3HB1V9x1rnyO8JpG/V794W… (1,748 chars)"
  }
}