Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAl/oSHs5+dj96h29O95dhW+zSiBrgvXIV/5aAc6VvFmjlvKkFxG7nBebI7… (1,748 chars)"
  }
}