As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RECEIVED GEAR DISAGREE WARNING MESSAGE AND NOSE GEAR WARNING MESSAGE. PERFORMED QRH PROCEDURE AND MESSAGES CLEARED. RETURNED TO FIELD. (FLT#3736) CLOSED REMOVED AND REPLACED UPLOCK PIN AND BRACKET IAW CMM. RIGGED UPLOCK PIN REF IAW AMM, OPS CHECK GOOD. PERFORMED NLG STRUT SERVICING. PERFORMED MULTIPLE GEAR SWINGS, OPS CHECK GOOD.