dxb – How much is the Dnata luggage transfer fee at Dubai airport?

The FlyDubai page on transfers states the following:

If your baggage is not tagged through to your final destination or if you’re travelling with an airline with which flydubai does not have an interline agreement, you’ll need to pay a baggage transfer fee to dnata.

How much is this fee for transferring luggage from a FlyDubai flight to an Emirates flight?