Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFmMn6dhP7Tub9vddJVfvJQwmfLh72CZ3nVDOfhEiLumHBd9wEfBJqSEp/c… (1,748 chars)"
  }
}