Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCPmCcHhsdGUROTMW7eRDDkLrMDYBAZCO6db846//cniQTfVp1Uw5scM9Ww… (1,748 chars)"
  }
}