Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQF63sAZMZYsi4ule7sCc3PbWC9qMLqgaDOOHsK/kipJfgk95DM3Dj9Xr4p6… (1,748 chars)"
  }
}