As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE NOSE LANDING GEAR GREEN LIGHT ILLUMINATED INTERMITTENTLY AFTER GEAR WAS EXTENDED FOR LANDING ON APPROACH. THE GEAR WAS VISUALLY CONFIRMED DOWN IAW PROCEDURES AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NLG DOWNLOCK SWITCH AT FAULT. THE SWITCH WAS REMOVED AND REPLACED, OPERATIONAL CHECKS WERE GOOD.