You are not on probation, so you do not have to tell them anything, you don't have to talk to them at all, and you can simply hang up the phone when they call. However, if you are married, then she may have to report all the marital assets/income and not just her own. I would need to know more about the specifics of your finances and the terms of her probation to give you legal advice on what to report. You'll need to seek out an attorney for that advice.
Perfect answer by Mr. Greenwood and I would highly encourage you to contact him about representation
The information provided in this answer does not create an attorney-client relationship and is not considered to be legal advice.