Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCm+oMUQCvNKDi2TudjJdNki9j+o8k81E2VjCu6Hvxb3QT1DQqwUU3JFBFh… (1,748 chars)"
  }
}