Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDpjR9ZMGt8c2cEi3TkX/KlmiR8sZDxnDGPmZEkvGeg9UDcvvf5qXXZLIii… (1,748 chars)"
  }
}