Does commodity trading allow using APIs

I’m trying to explore commodity trading using APIs. But when placing order it is throwing this error in sandbox API.

{
	"price": 137.0,
	"boProfitValue": 0.0,
	"boStopLossValue": 0.0,
	"dhanClientId": "xxxxxxxx",
	"correlationId": "BapOrder",
	"transactionType": "BUY",
	"exchangeSegment": "MCX_COMM",
	"productType": "MARGIN",
	"orderType": "LIMIT",
	"validity": "DAY",
	"securityId": "452518",
	"quantity": 1,
	"afterMarketOrder": false
}

Response: BAD REQUEST

{
  "errorType": "Order_Error",
  "errorCode": "DH-906",
  "errorMessage": "Exchange Connectivity is not establised for MCX Commodities"
}