If you don't get any traction, mandamus might be the next step to consider.
A lot of trouble and expense to file the petition and from what I read the burden is on you to convince the judge that you're being wronged in some manner and that you have exhausted all other means of finding a solution. This is from an article I read online from a lawfirm that specializes in Mandamus.
You have exhausted all other administrative remedies, indicating that you have pursued every available option, such as appeals, reconsiderations, or other administrative procedures, without achieving a satisfactory resolution to your issue.