Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCsbuVnwsDBRLao4yCRYT+NiMfrgXmdKBLHNIrwRog+MhtjGDKBVgElR8C2… (1,748 chars)"
  }
}