Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCi/Olri7QEZcx1T4F9sgm9Gt8MRVu8gtMYLxi0aPzxawNWp272GwTp6oCj… (1,748 chars)"
  }
}