Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD7CPQqnkyO7q1/GdLcQDCAIovgBH9JhffAvbm8c3faHQgzpzp9V7+IJGPA… (1,748 chars)"
  }
}