public IActionResult activateUser(string id)
 {
     if (id.Equals(null))
     {
         ModelState.AddModelError("Error", "Invalid User ID");
         return(NotFound());
     }
     else
     {
         var result = _repo.Active(id);
         if (result == true)
         {
             return(Ok(result));
         }
         else
         {
             ModelState.AddModelError("Error", "User not found");
             return(NotFound());
         }
     }
 }