Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDO3sAxuTj0TqSVTLKcpw+/jsjEkd+oUQepLgiFSch+Xk9TWv9wmLRSVZxG… (1,748 chars)"
  }
}