Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAaCEWQJe1hWYSp6zzys3V41eLGfFPHtsjNDgPsEwRT5CXzHbXowPkdnB0C… (1,748 chars)"
  }
}