curl --request PUT \
  --url https://app.getswipe.in/api/partner/v2/product \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "id": "ITEM123",
  "name": "Item Name",
  "quantity": 1,
  "unit_price": 100,
  "tax_rate": 18,
  "price_with_tax": 118,
  "purchase_price_with_tax": 118,
  "description": "Item Description",
  "hsn_code": "1234",
  "item_type": "Product",
  "unit": "kg",
  "cess_rate": 0,
  "cess_amount": 0,
  "barcode": "2273546838467",
  "category": "Electronics",
  "custom_columns": [
    {
      "label": "Custom Label",
      "value": "Custom Value"
    }
  ],
  "alternative_units": [
    {
      "alternative_unit": "g",
      "conversion_rate": 1000
    }
  ],
  "preferences": {
    "not_for_sale": false,
    "low_stock_alert": 0,
    "show_online": false,
    "discount_percent": 10
  }
}'

{
  "success": true,
  "message": "Message",
  "error_code": "",
  "errors": {},
  "data": {
    "message": "No data found!"
  }
}