Debt collection — ENCORE CAPITAL GROUP INC. (PA)

Threatened to sue you for very old debt. Midland Credit Management sent me a letter for a alleged debt in XX/XX/2021. I responded XX/XX/2021 via certified mail requesting validation of this alleged debt as per 15 usc 1692g. Midland Credit Management responded to my certified letter requesting a attorney information and not validating the alleged debt.