public function visualSimilar($pinId, array $crop = [])
{
$data = ['pin_id' => $pinId, 'crop' => $crop ?: ["x" => 0.16, "y" => 0.16, "w" => 0.66, "h" => 0.66, "num_crop_actions" => 1], 'force_refresh' => true, 'keep_duplicates' => false];
return $this->execGetRequest($data, UrlBuilder::RESOURCE_VISUAL_SIMILAR_PINS);
}