As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB, THE NOSE LANDING GEAR UNSAFE LIGHT ILLUMINATED. PERFORMED COCKPIT OPERATING MANUAL PROCEDURE AND THE LIGHT REMAINED ILLUMINATED. AIRCRAFT CONTINUED TO DESTINATION AND ACCOMPLISHED TOWER FLYBY AND LANDED WITHOUT INCIDENT. REPLACED THE NOSE LANDING GEAR DOWNLOCK PROXIMITY SWITCH. OPERATIONAL CHECK GOOD.