Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB45YFcM/XOFcAmlzvbyQY0ZhqSXQPmnI187jOPCUJRVG1dyg2hF3TD4Xr8… (1,748 chars)"
  }
}