Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQH6ym50c67N+Z7l7q1ITK3RqGSQ8tVvZx3yOd9f2NDMsyQ1vWHd9krQAvY3… (1,748 chars)"
  }
}