Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQF248hxCRmEeYKw1bznvKNEWZgTpQB9Eh9JuojUdfIQB0AAEaCu9Ye5QEMG… (1,748 chars)"
  }
}