Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHTp77c7foBx3gUjwCoWAaAb2aapnx8k0vq3E0JfIgUqxOxUV7fUni5QH3G… (1,748 chars)"
  }
}