next.js/examples/blog-with-comment/lib/getUser.ts

export default async function getUser(token: string) {
  const response = await fetch(
    `https://${process.env.NEXT_PUBLIC_AUTH0_DOMAIN}/userinfo`,
    {
      headers: {
        Authorization: `Bearer ${token}`,
        "Content-Type": "application/json",
      },
    },
  );
  return await response.json();
}