Victims of crimes are advised by Witness Care, there is little compensation for crimes, and usually involves hospital treatment.
The only way a victim could make a 'few bob' is to sue the person, which very few could afford to do, or to sell their story to tabloids.
Criminal compensation is very low. It's not life changing money, even for life changing injuries. You'd need to get a conviction first, and then apply for compensation.
https://www.cica-uk.co.uk/cica-scheme/#:~:text=The%20minimum%20amount%20for%20a,part%20A%20and%20part%20B.
If you sue a...