Century Credit & Collections, LLC Debt Collection Complaint

Century Credit & Collections, LLC Debt collection department,

I do not know Disclosure verification of debt Not given enough info to verify debt California

I have mailed this collection company requesting debt validation. But have only received a letter of " an attempt to collect '' with my name and a total of how much I owe. with no other information or proof from an original creditor/company, showing that i owe this amount of money.