composer require emadadly/laravel-uuid

'providers' => [ 
         ... 
         Emadadly\LaravelUuid\LaravelUuidServiceProvider::class,
        ],

php artisan vendor:publish --provider="Emadadly\LaravelUuid\LaravelUuidServiceProvider"

'default_uuid_column' => 'uuid',

'default_uuid_column' => 'id',

Schema::create('sys_user', function (Blueprint $table) { 
$table->uuid('id')->unique(); 
 .... 
$table->timestamps();
});

use Uuids; 
 .... 
/** 
 * Indicates if the IDs are auto-incrementing. 
 *
 * @var bool 
 */ 
public $incrementing = false;

 public function store(Request $request)
  {
    $data = $request->json()->all();
    $Article=Article::create($data);
    return response()->json($Article);
  }

  const UPDATED_AT='update_date';
  const CREATED_AT = 'create_date';