Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCJNA1GSX6vdBgXcUmkKzD/yHWA8LUFZGFv6VM32dDfKT/RyZmAdiLxyAa/… (1,748 chars)"
  }
}