As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCO - CREW REPORTED RIGHT HYDRAULIC QUANTITY GAUGE INCREASING TO ABOVE FULL MARK. RIGHT HYDRAULIC PRESSURE REMAINED NORMAL. QRH ACCOMPLISHED AND QUANTITY RETURNED TO NORMAL INDICATION. EMERGENCY DECLARED FLIGHT LANDED MCO WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. FOUND HYDRAULIC SYSTEM OVER SERVICED. SERVICED HYDRAULIC QUANTITY TO CORRECT AMOUNT. SYSTEM GROUND CHECK NORMAL OPERATION.