Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAkI4QRTqymEbGpltjIsxiKYTVYyYiYPMpqF7PnkrNvUmDRXTgqM3XSxBql… (1,748 chars)"
  }
}