Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEBF7QxtkLfY+1eAbI/gk3GzEfZ/B4oJzCVywFiniU5cm8kLy/oC5Qi8Za4… (1,748 chars)"
  }
}