Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC2yNBxYjuoGp51lpiejk37BTV6AM+Yt3n5VBBHZQthQXcM2i4UXcDc4krF… (1,748 chars)"
  }
}