I got this email from them:
Hello,
☝️ Our anti-fraud system has identified exploitative activity on your account. Specifically, the following actions were deemed to have exploited system vulnerabilities:
Arbitrage betting, use of automated betting software.
As a result of our investigation, the following amount has been deducted from your account:
325.535989 USDC
We urge you to refrain from such activities in the future.
Best regards,
The sportbet.one Team