{ "Users": { "keyDescriptors": { "legi": "Legi Number", "firstname": "First Name", "lastname": "Last Name", "rfid": "RFID", "phone": "Phone", "nethz": "nethz Account", "gender": "Gender", "department": "Department", "email": "Email" }, "tableKeys": [ "firstname", "lastname", "nethz", "legi", "membership" ], "patchableKeys": [ "firstname", "lastname", "email", "membership", "gender" ] } }