curl --request POST \
  --url https://api.sprucecollective.co.uk/raffles/purchase-with-points \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "item_id": "<string>",
  "quantity": 2,
  "customer_email": "<string>",
  "customer_name": "<string>",
  "description": "<string>",
  "metadata": {},
  "site_id": "<string>",
  "utm": "<string>",
  "utm_campaign": "<string>",
  "utm_content": "<string>",
  "utm_medium": "<string>",
  "utm_source": "<string>",
  "utm_term": "<string>"
}
'

{
  "entries_count": 123,
  "message": "<string>",
  "order_id": "<string>",
  "payment_id": "<string>",
  "points_spent": 123,
  "remaining_points": 123,
  "status": "<string>",
  "success": true
}