Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD6O2435SSGwxI0cUnKARkkhEuE7yx68EEhpgZtU6rZrEpJPxJLx8j1w8Ew… (1,748 chars)"
  }
}