As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND ON LEFT SIDE SEAT RAIL NEAR SEAT 13AB (ROUGHLY FS 559.00+ 48 (FILED CLOSED) REMOVED LH SIDE SEAT RAIL BETWEEN FS535.02 - FS559.00+79. FABRICATED AND INSTALLED NEW SEAT RAIL IN REF TO REO 601R-53-00-055, REV C, DATED 2017-03-21.