Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCqaW9Kgjjnp0ka47YG7ZpOlq76cepxxryRCaEGhQdNVVm/fxJohiB0j4CJ… (1,748 chars)"
  }
}