GET request to fetch the next available invoice number. No request body is required; the system automatically determines the next number based on existing records.ApiKey: ********************curl --location 'https://api.hisabkitab.co/third-party/purchase-transactions/next-invoice-number' \
--header 'ApiKey: <api-key>'{
"data": "3",
"success": true,
"message": "Invoice Number Retrieved Successfully"
}