Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCZ/6KRjH47WTadr9ACnDkntwDZaID+EjxkMRFQ5Nkeh2pfsYQTNIaL4vYP… (1,748 chars)"
  }
}