Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCE403MXKV2wdx1Z8IUI2MxCM0PDvteaAj2anbH9yt1nzRkMss5eDV7Tv8S… (1,748 chars)"
  }
}