Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD7zvou53g1mfV5eJ0fQ3qIWPL/4rtg6b897jh8ML6fQBfyGHu7v7Aeq8aw… (1,748 chars)"
  }
}