public async Task <GetTrackedByUsersOutput> GetTrackedByUsers(TargetUserInput input)
{
var trackedByUsers = await _trackManager
.GetTrackedByUsersAsync(input.TargetUserId)
.ProjectTo <UserListDto>()
.ToListAsync();
return(new GetTrackedByUsersOutput
{
TrackedByUsers = trackedByUsers
});
}