Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEP/3PFBXpb4sqUK5QwvmHD0AcXjUg383Bwv1vZNSp1NwP6/cAenNjoeCju… (1,748 chars)"
  }
}