Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAD6+IhqG9wpNvSvphRnj2+fGAx/pWpvy6iV8w6K5Uk0EG9tBnbL0WkmS+z… (1,748 chars)"
  }
}