curl --request GET \
  --url https://api.dots.dev/api/v2/checkout-sessions/{checkout_session_id} \
  --header 'Authorization: Basic <encoded-value>'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "status": "open",
  "payment_intent_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "success_url": "<string>",
  "cancel_url": "<string>",
  "checkout_session_url": "<string>",
  "client_reference_id": "<string>",
  "expiry": "2023-11-07T05:31:56Z",
  "metadata": {},
  "line_items": [
    {
      "quantity": 123,
      "price_id": "<string>"
    }
  ],
  "created": "2023-11-07T05:31:56Z",
  "updated": "2023-11-07T05:31:56Z",
  "customer_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "customer_email": "jsmith@example.com",
  "amount_total": 123
}