Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBmxT/TY6tSA4DBEl7bMEBXvkOrqElKfUkEDDkg2MlzFjYAW3UlTH5ArMHV… (1,748 chars)"
  }
}