Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC8jshEjMvynp4YvbDqb3m3sWvQc5bIIGtiCvUzD7Kw1XznfKdHzYrWr0JF… (1,748 chars)"
  }
}