In this case, the agent can hold the power of attorney for inquiry;
Relatives of the parties to the case can also inquire whether it is allowed, which is decided by the person in charge of the local court archives.
There are different regulations on the cost of file search in different places. Some places charge fees, and some places don't charge fees, and the fees are generally within 100 yuan.
Based on what you said, if the court has ruled that you are the defendant in this case, you should receive the judgment and whether someone will sign it.