docs: def _parse_orders(self, orders):
          """
          Transform orders from list objects to PHP arrays:
              [
                  {
                      'PNAME': 'CD Player',
                      'PCODE': 'PROD_04891',
                      'PINFO': 'Extended Warranty - 5 Years',
                      'PRICE': '82.3',
                      'PRICE_TYPE': 'GROSS',
                      'QTY': '7',
                      'VAT':'20'
                  },
                  {
                      'PNAME': 'Mobile Phone',
                      'PCODE': 'PROD_07409',
                      'PINFO': 'Dual SIM',
                      'PRICE': '1945.75',
                      'PRICE_TYPE': 'GROSS',
                      'QTY': '3',
                      'VAT':'20'
                  },
                  {
                      'PNAME': 'Laptop',
                      'PCODE': 'PROD_04965',
                      'PINFO': '17" Display',
                      'PRICE': '5230',
                      'PRICE_TYPE': 'GROSS',
                      'QTY': '1',
                      'VAT':'20'
                  }
              ]
  
                  ||
                  \/
  
              {
                   'ORDER_PCODE[0]': 'PROD_04891',
                   'ORDER_PCODE[1]': 'PROD_07409',
                   'ORDER_PCODE[2]': 'PROD_04965',
                   'ORDER_PINFO[0]': 'Extended Warranty - 5 Years',
                   'ORDER_PINFO[1]': 'Dual SIM',
                   'ORDER_PINFO[2]': '17" Display',
                   'ORDER_PNAME[0]': 'CD Player',
                   'ORDER_PNAME[1]': 'Mobile Phone',
                   'ORDER_PNAME[2]': 'Laptop',
                   'ORDER_PRICE[0]': '82.3',
                   'ORDER_PRICE[1]': '1945.75',
                   'ORDER_PRICE[2]': '5230',
                   'ORDER_PRICE_TYPE[0]': 'GROSS',
                   'ORDER_PRICE_TYPE[1]': 'GROSS',
                   'ORDER_PRICE_TYPE[2]': 'GROSS',
                   'ORDER_QTY[0]': '7',
                   'ORDER_QTY[1]': '3',
                   'ORDER_QTY[2]': '1',
                   'ORDER_VAT[0]': '20',
                   'ORDER_VAT[1]': '20',
                   'ORDER_VAT[2]': '20'
              }
          """
  
          result = {}
  
          for index, order in enumerate(orders):
              for detail, value in order.iteritems():
                  result["ORDER_%s[%s]" % (detail, index)] = value
  
          return result