Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFDvkeU5I3X58KfjYmaMZSGPM2msyuszV0WfDxj5qLBkjnuM6sYnY/Oi3Pj… (1,748 chars)"
  }
}