public function removeContentKeyFromAsset($asset, $contentKey)
    {
        $assetId = Utilities::getEntityId(
            $asset,
            'WindowsAzure\MediaServices\Models\Asset'
        );

        $contentKeyId = Utilities::getEntityId(
            $contentKey,
            'WindowsAzure\MediaServices\Models\ContentKey'
        );

        $method = Resources::HTTP_DELETE;
        $path = "Assets('{$assetId}')/\$links/ContentKeys('{$contentKeyId}')";
        $headers = [];
        $postParams = [];
        $queryParams = [];
        $statusCode = Resources::STATUS_NO_CONTENT;

        $this->sendHttp(
            $method,
            $headers,
            $queryParams,
            $postParams,
            $path,
            $statusCode
        );
    }