Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAi3/tYMt1onB1YovGfUKvfPORjrZQOn7fFNpsXxUKWvWiknEfKF9bxsFkZ… (1,748 chars)"
  }
}