Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQByvf5qoXoUmijzx0By5qrOYnOgDdYLwXZKKYyly7/cbioAO2lCYQ4n5ZIR… (1,748 chars)"
  }
}