Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD1g0upY1f5pCrh2FhitXFfahPv5GSrAMAFO+KJtoZGVGcruSxY6m8uxR9X… (1,748 chars)"
  }
}