Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQKe2GHJ8/Xm6caNDabKf3whHa+aQ0G1GuveiJGz0A294H6cf3HX3QlOLh2K… (1,748 chars)"
  }
}