Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCeE22mD3+DuaFjW2DJ9xUkHfFn7DAgTcziiNvn+09n9SjYeocUa8X1SBKV… (1,748 chars)"
  }
}