curl --request GET \
  --url https://prod-auth.tktchurch.com/oauth/userinfo \
  --header 'Authorization: Bearer <token>'

import Foundation

var request = URLRequest(url: URL(string: "https://prod-auth.tktchurch.com/oauth/userinfo")!)
request.setValue("Bearer \(accessToken)", forHTTPHeaderField: "Authorization")
let (data, response) = try await URLSession.shared.data(for: request)
// Requires the openid scope — otherwise 401 insufficient_scope.
guard (response as? HTTPURLResponse)?.statusCode == 200 else { throw AuthError.unauthorized }
let info = try JSONDecoder().decode(UserInfo.self, from: data)
print(info.email)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://prod-auth.tktchurch.com/oauth/userinfo', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://prod-auth.tktchurch.com/oauth/userinfo"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

{
  "sub": "b3e2f1a4-9c8d-4e7f-a6b5-0123456789ab",
  "email": "[email protected]",
  "email_verified": true,
  "name": "Amina Diallo",
  "preferred_username": "amina",
  "org_id": "org_e02bwG5bFJQ12OBHvxEskILv"
}

{
  "error": "invalid_token",
  "error_description": "Access token is invalid or malformed"
}