Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBeYOeSJ4F1g+HyNMxqpCNCSQk4nAY1TIZShxniW1Fnc09IfIOaSJdq5Ut3… (1,748 chars)"
  }
}