Proper Ohio Subpoena Procedures?

I was made aware by an acquaintance that works in a county courthouse about 90 miles from where I reside that a subpoena duces tecum was filed in my name by an attorney. I found the record and called the attorney who had filed it. I was told to be at their office on a date and time to give electronic documents that may help their case as well as give an oral statement, which I now know I don't have to give since it's a subpoena duces tecum. She then emailed me the subpoena. I was never served the subpoena in one of the ways found in Ohio Civ. R. 45 and I never received funds representing one-day’s attendance and mileage. It almost feels like the subpoena was filed just to be on record, on what, appears to be, in my opinion, a fairly frivolous civil case. (it was also trying to get a temp restraining order which was denied by the judge) No attempts to serve me were ever made until I made the phone call and then it was just a copy sent over via email. This is new to me as I've never been