setAccessKey($ak); $client->setSecretKey($sk); echo "\nDemo OverResolutionV2\n"; $body = [ 'req_key' => 'lens_vida_nnsr', 'image_urls' => [''], // 'binary_data_base64' => [''] ]; $response = $client->OverResolutionV2(['json' => $body]); echo $response;