As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED, EXPERIENCED SEVERAL UNUSUAL THUMPS WHILE INFLIGHT. NOISES SEEM TO BE COMING FROM THE NOSE OF THE AIRCRAFT. MAINTENANCE TROUBLESHOT AND FOUND RIGHT HAND LANDING GEAR UPLOCK CHANNEL-B FAULTY. REMOVED AND REPLACED LANDING GEAR PROXIMITY SWITCH-B AT RIGHTHAND LANDING GEAR UPLOCK IAW EMB145 AMM 32-61-01, SWUNG LANDING GEAR IAW EMB145 AMM 32-62-00 AND 32-30-00. OPS CHECKED GOOD, NO FURTHER NOISES OR FAULTS NOTED.