As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN CENTER SECTION FLOOR SUPPORT BREAK TOP LAYER DELAMINATED BETWEEN RBL 45.5 AND RBL 64 STA 540 MKD DOT<[01] REMOVED AND REPLACED FLOOR SUPPORT BREAK ;TOP LAYER AT MAIN CABIN RBL 45.35 AND RBL 64; STA 540; PER B 737-700-SRM 51-40-02-0G-0.;[02] VERIFIED REPLACEMENT.