Override ModelNotFoundException in Laravel

Handler.php

<?php

namespace App\Exceptions;

use Exception;
use Illuminate\Foundation\Exceptions\Handler as ExceptionHandler;
use Illuminate\Auth\AuthenticationException;
use GuzzleHttp\Client;
use GuzzleHttp\Psr7\Request;
use Illuminate\Database\Eloquent\ModelNotFoundException;

class Handler extends ExceptionHandler
{
    /**
     * A list of the exception types that are not reported.
     *
     * @var array
     */
    protected $dontReport = [
        //
    ];

    /**
     * A list of the inputs that are never flashed for validation exceptions.
     *
     * @var array
     */
    protected $dontFlash = [
        'password',
        'password_confirmation',
    ];
	
	/**
	 * Report or log an exception.
	 *
	 * @param  \Exception $exception
	 * @return void
	 * @throws Exception
	 */
    public function report(Exception $exception)
    {
				parent::report($exception);
    }

    /**
     * Render an exception into an HTTP response.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \Exception  $exception
     * @return \Illuminate\Http\Response
     */
    public function render($request, Exception $exception)
    {
			if ($exception instanceof ModelNotFoundException) 
			{
				return response()->json(['message' => 'No '.lcfirst(substr($exception->getModel(), strrpos($exception->getModel(), '\\') + 1)).' found!'], 404);
			}
			return parent::render($request, $exception);
		}
	
}