Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDuZuWFyNkvmUG+vIcetnBqrTKCYj6JDd7xPL2EYducch4JKePrXnCRN5Jn… (1,748 chars)"
  }
}