Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH61XvPsfF+cFLSBRjCVJJ4BbvNH81qBGRt6XjUEKK9JngF5LGKar6ZMr4l… (844 chars)"
  }
}