public function uploadFile( $FileUploadTaskId, $fileToUpload_afi){
        $Service = sprintf( self::API_UPLOAD_SEND, $FileUploadTaskId);
        $rest = $this->getService( $Service);
        $rest->setContentType_MultipartFormData();
        $rest->POST([
            basename( $fileToUpload_afi) => new \CurlFile( $fileToUpload_afi),
        ]);

        return $rest->getSuccess();
    }