Class uuid
8f6c915b-0560-4f8c-9a3d-791ddce7361c
Lesson uuid
bcb82121-f25a-4611-87df-da3897c4cd41
Location uuid
3a83856e-dff9-43e5-bfe9-6c05a7ee56e0
Person uuid
e6924043-13fc-4c8c-ae92-1ce9f4cc7b27