Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBbFnIkVRCpRD/XOAQMIRyB2D4SNmDGXvrmpa7aqm0NoirJEQG4ZiUTKPN8… (1,748 chars)"
  }
}