As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON SEAT TRACK -Y 765 BTWN FR 21+7 AT AFT GALLEY; REPLACED SEAT TRACK - Y765 BTWN FR 12-24 AT FWD GALLEY AREA AS PER SRM A320-51-72-11 AND DRAWING D53112782;D53110920. REF. AEROMAN NR 2018-399733 FOR DETAILS.