List tenant users

curl --request GET \
  --url https://api.usenaive.ai/v1/users \
  --header 'Authorization: Bearer <token>'

{
  "users": [
    {
      "id": "<string>",
      "external_id": "<string>",
      "email": "<string>",
      "label": "<string>",
      "account_kit_id": "<string>",
      "is_default": true,
      "metadata": {},
      "created_at": "2023-11-07T05:31:56Z",
      "last_active_at": "2023-11-07T05:31:56Z"
    }
  ]
}