As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT CRUISE FLIGHT RECEIVED EIVCAS MSG RT HYD QTY AND RSVR LIGHT ON HYD PANEL. RT HYD QTY WAS .48 AT THIS TIME AND SUBSEQUENTLY DECREASED TO .32. AS PER ATL MCC TURNED OFF THE RT ENG HYD PUMP AND RT HYD ELECT DEMAND PUMP. QUANTITY STABILIZED. REPLACED O-RING ON NR 2 SPOILER FILTER PLUG LEAK CHECK OK.