Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCMIzn5nuJhHSsp9Uvy98+a98U8EckIpBwp2Bo5M5NpsFoSuqjRAT1Msk7H… (1,748 chars)"
  }
}