Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQJwV/Q2gN0Gj3q0XFdHe3biCEJXcFggITKe2fGUjwPrESF6g3oQWkyuPw7h… (1,748 chars)"
  }
}