Change recipient information in emails

Hi @all,

I have the followingtask:

A Exchangeserver cansend SMSto the mobile numberwhenaSuffix '@xyz.sms' is added to the mobile number.

When I starta SMScampaign, Iwould like togenerateemailscontainingthe recipientMobilenumber@xyz.sms.

Is there aBAdI,whichchanged therecipient data before sending the email? Or something else?

Thanks,

Sabrina