curl --request GET \
  --url https://omnicommerce.sg/ucp/v1/checkout-sessions/{sessionId} \
  --header 'Authorization: Bearer <token>' \
  --header 'UCP-Agent: <ucp-agent>'

const options = {
  method: 'GET',
  headers: {'UCP-Agent': '<ucp-agent>', Authorization: 'Bearer <token>'}
};

fetch('https://omnicommerce.sg/ucp/v1/checkout-sessions/{sessionId}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://omnicommerce.sg/ucp/v1/checkout-sessions/{sessionId}"

headers = {
    "UCP-Agent": "<ucp-agent>",
    "Authorization": "Bearer <token>"
}

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

print(response.text)

{
  "ucp": {},
  "id": "<string>",
  "line_items": [
    {
      "item": {
        "id": "<string>",
        "title": "<string>",
        "price": 123,
        "image_url": "<string>"
      },
      "quantity": 500
    }
  ],
  "status": "ready_for_complete",
  "currency": "<string>",
  "totals": [
    {}
  ],
  "buyer": {},
  "fulfillment": {},
  "payment": {},
  "order": {},
  "settlement": {}
}