POST /api/v0/main-frontend/user-details/bulk-user-details - Get user details for a list of user IDs with course permission check
Only returns user details for users who are actually enrolled in the specified course
GET /api/v0/main-frontend/user-details/{course_id}/user/{user_id} - Find user details by user id with course permission check
Only returns user details if the user is enrolled in the specified course
GET /api/v0/main-frontend/user-details/search-fuzzy-match - Allows to find the right user details in cases where there is a small typing error in the search query