```
let kClientID: String? = "my client id";
let kRedirectURI: String = "myapp.test.authent://oauth/redirect";
let kAppAuthExampleAuthStateKey: String = "authState";

let authorizationEndpoint = URL(string: "https://login.microsoftonline.com/myapp.onmicrosoft.com/oauth2/v2.0/authorize?p=b2c_1_myaapp_sign_in_up")!
let tokenEndpoint = URL(string: "https://login.microsoftonline.com/myapp.onmicrosoft.com/oauth2/v2.0/token?p=b2c_1_myaapp_sign_in_up")!
let config = OIDServiceConfiguration(authorizationEndpoint: authorizationEndpoint, tokenEndpoint: tokenEndpoint)
```