Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGvZTfseBQJHz6AOt1XT/2pYa7c+Pwq3Eh0sWa8clWfo2BLg+VutzsbRGRD… (1,748 chars)"
  }
}