Cartalyst\Sentinel\Users\IlluminateUserRepository::findById PHP Method

    public function findById($id)
    {
        return $this->createModel()->newQuery()->find($id);
    }

 /**
  * Remove the specified user from storage.
  *
  * @param  string  $hash
  * @return \Illuminate\Http\Response
  */
 public function destroy(Request $request, $id)
 {
     // Fetch the user object
     //$id = $this->decode($hash);
     $user = $this->userRepository->findById($id);
     // Remove the user
     $user->delete();
     // All done
     $message = "{$user->email} has been removed.";
     if ($request->ajax()) {
         return response()->json([$message], 200);
     }
     session()->flash('success', $message);
     return redirect()->route('users.index');
 }