We need a Uniquer Order Tag / Remark at time of order placement and same we should get in Order book.
Zerodha : https://kite.trade/docs/connect/v3/orders/#placing-orders
Field : tag : An optional tag to apply to an order to identify it (alphanumeric, max 20 chars)
Finvasia : https://shoonya.com/api-documentation#place-order
Field : remarks : Any tag by user to mark order.