Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBgnPDHrOv8H7C6eiMT1Ws7t2y65um+3Srd/hDpJ55o3m5djNdn/v3sMKGJ… (1,748 chars)"
  }
}