Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDGyZ+KoTy4LpTT2ouY403GaQCsgXodXKA4a+YMrFJNXjeW1fZFTVL1WxTx… (1,748 chars)"
  }
}