Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHNhmjxVsqQDUbKCCT7WMqfyWxQxpSpr11+RE0yVoB3h3+ZJP2Cgz+VphfN… (844 chars)"
  }
}