REGEX: remove first 3 characters

@Lucien if you still want to use regex to remove the first 3 characters you can do the following.
I think it will be faster than calling an api to do any calculations.

Note that i’m using the :find and replace instead of the :extract with regex.
Basically we’re using regex to find the first 3 characters and replace it with empty string - that is why the Replace by box is empty