As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE PILOT A LOSS OF PRESSURE ON THE RIGHT BRAKE DURING PARKING. MAINTENANCE INSPECTED AND FOUND THE RIGHT MASTER CYLINDER TO BE AT FAULT. REPLACED THE MASTER CYLINDER HOSE, AND RESEALED THE MASTER CYLINDER. PERFORMED BLAKE BLEEDING PROCEDURES WITH NO FURTHER DEFECTS NOTED.