payment Default and cheating by a Canadian National

Dear Sir,

I have been defaulted and cheated by a Canadian National of Indian origin  for the amount paid by me on his behalf towards various Government dues and taxes. All these are receipted amount. Inspite of our repeated reminders via mail, SMS and other sources he has neglected. Can you help me with the issue. All correspondence and his acceptance to pay the amount as well as the government receipts can be made available on request.

Thanks and would appreciate your help

Gajendra Shetty