curl --request GET \
  --url https://api.ngrok.com/app/users \
  --header 'Authorization: Bearer <token>' \
  --header 'ngrok-version: <ngrok-version>'

{
  "application_users": [
    {
      "id": "<string>",
      "uri": "<string>",
      "identity_provider": {
        "name": "<string>",
        "url": "<string>"
      },
      "provider_user_id": "<string>",
      "username": "<string>",
      "email": "<string>",
      "name": "<string>",
      "created_at": "<string>",
      "last_active": "<string>",
      "last_login": "<string>"
    }
  ],
  "uri": "<string>",
  "next_page_uri": "<string>"
}