Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDJwvIzupKuTib1xV42+CcycudbM2yDu1OXAsW5d0QauWbXdHaO2ldGd9Pz… (1,748 chars)"
  }
}