Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBCYwf1dzB4jtmJ/aHLCVZUSBWx7brf8BvjcMXEBQ3LAjEQQYWAXHtZnqD6… (1,748 chars)"
  }
}