$file = File::create([
  'uri' => $data['image']['url'],
]);
  $file->save();
$media = Media::create([
  'bundle' => 'image', 
  'field_origin_id' => $data['image']['id'],
  'field_fecha' => time(),
  'field_media_image' => [
    'target_id' => $file->id(),
    'title' => $data['image']['title']['es'],
    'alt' => $data['image']['alt']['es'],
  ],
  ]);
  $media->save();
$node->field_ref_image = $media;
$node->save();