public function getSortData()
{
return ['no sorting' => [null, 'imageIdentifier', ['a501051db16e3cbf88ea50bfb0138a47', '1d5b88aec8a3e1c4c57071307b2dae3a', 'b914b28f4d5faa516e2049b9a6a2577c', 'fc7d2d06993047a0b5056e8fac4462a2', '929db9c5fc3099f7576f5655207eba47', 'f3210f1bb34bfbfa432cc3560be40761']], 'default sort on size' => [['size'], 'size', [41423, 64828, 74337, 84988, 92795, 95576]], 'desc sort on size' => [['size:desc'], 'size', [95576, 92795, 84988, 74337, 64828, 41423]], 'sort on multiple fields' => [['width:asc', 'size:desc'], 'size', [74337, 84988, 92795, 95576, 64828, 41423]]];
}