Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQE4+HqtUuS/x6/mI9sAIM9G4QFyj7kfeYNbZCBN9bWbKknifY3Vf4FGM9ja… (1,748 chars)"
  }
}