post https://api.bewe.io/v1/tickets/createBill/?
Generates a bill from an existing receipt-type ticket.
This endpoint creates a new ticket of type "bill" based on the details of the original receipt, assigning a unique ticket number and series as required. It also updates the original receipt to reference the newly created bill. This operation is essential for businesses that need to convert receipts into official invoices for accounting or regulatory purposes, ensuring proper linkage and traceability between related tickets.