Https://oig.dc.gov/sites/default/files/webform/rafp_online_complaint_form/_sid_/%28~%21%21Dispute%C2%AE%29%20Can%20I%20Dispute%20a%20Coinbase%20Transaction%2024-7%20Verified%20Support%20Guide_0.pdf https://oig.dc.gov/sites/default/files/webform/rafp_online_complaint_form/_sid_/%28~%21%21Dispute%C2%AE%29%20Can%20I%20Dispute%20a%20Coinbase%20Transaction%2024-7%20Verified%20Support%20Guide_0.pdf