code: def issue(self, invoice_id, **kwargs):
          
          Issues an invoice in draft state
  
          Args:
              invoice_id : Id for delete the invoice
          Returns:
              Its response is the invoice entity, similar to create/update API response. Its status now would be issued.
          """
          url = "{}/{}/issue".format(self.base_url, invoice_id)
          return self.post_url(url, {}, **kwargs)
docs: Issues an invoice in draft state
  
          Args:
              invoice_id : Id for delete the invoice
          Returns:
              Its response is the invoice entity, similar to create/update API response. Its status now would be issued.