Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCQOQvyWUUTiYcCVaeQML2lI31VB2HekV/SGkEOhjMXZhpwthrfRO8e0/hM… (1,748 chars)"
  }
}