the 'knowingly allowed' wording suggests LG literally asked them for permission to launder money on behalf of NK and these guys were like of course sure here yo

the 'knowingly allowed' wording suggests LG literally asked them for permission to launder money on behalf of NK and these guys were like of course sure here you go, we've enabled money laundering for your account. pretty hard to believe by my standards. it's more likely LG simply used Tornado Cash just like any other user.