Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC/qpd9Blkd2mO4lXnbTrsRvuRuods6eFYtkEQH7GbO+zGPz4hwBagF/5vs… (1,748 chars)"
  }
}