Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQH6K2qIYhWpVl8+NZdW6RFDrlpGkszlJDfrW1ubsb9Ix05McZlrmk76yf1F… (1,748 chars)"
  }
}