curl -X PATCH "https://api.cryptomate.me/management/clients/client_a1b2c3d4-e5f6-4a7b-8c9d-0e1f2a3b4c5d/enable-otp" \ -H "X-API-KEY: $CRYPTOMATE_API_KEY"
{ "id": "client_a1b2c3d4-e5f6-4a7b-8c9d-0e1f2a3b4c5d", "otp": true }
Enable one-time password authentication for a client.