Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQH9zg5H0gYQTrIVfoNdzelaws+Isz6Dtvm3BlQc5SdiGnfCuBYpqZe7FcBH… (1,748 chars)"
  }
}