Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBqtOyO9N+3+jyWiiF+cB+i3qYARBLCwmTOAM/3x2b93TO3/3jsvUFciHpJ… (1,748 chars)"
  }
}