Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCMjLJCGpE5QP1iJRXyRD2RpdJw/dbkDLvo3G3e7R/MV3h+b8RBzEHBi2cb… (1,748 chars)"
  }
}