I was called by an a...

I was called by an agent they advised me that they can assist with my credit profile...they aware I have one account in arrears I advised that person the account was prescribed and I have disputed it and I am not getting any respond....the advised should I sign up with them they will assist with the dispute I just need to make an affidavit...I did not have funds at that time once I did I call spoke to Isyaam..I explained everything he signed me I paid..then after he says no they don't do that was given incorrect information I told them to retrieve all my call recording till to-date I am not getting any feedback as I demanded my refund