Exch:Not Specified

All sell and buy orders getting failed or rejected with error mentioned as Exch:Not Specified
Tried manually with both mobile app and web.

Please help on this.

@chanit.ceg please share the details with screenshots and request header on openapi.care@paytmmoney.com, we will check this on priority and get it resolved. Also you can check the valid input for exchange on this document https://developer.paytmmoney.com/docs/api/place-regular-order/