code: function (param, options, callback) {
                embedProcessor.log(param.worker + ' started with parameters = ', param);
                param.status = true;
                param.duration = false;
                param.duration_formatted = false;
                param.thumbnail_url = false;
                param.favicon_url = '';
                param.service_name = '';
                param.provider_url = '';
                param.html = false;
                param.views = false;
                if (embedProcessor._sources[param.source] && embedProcessor._sources[param.source].prepareEmbedCode) {
                  param = embedProcessor._sources[param.source].prepareEmbedCode(param);
                }
                param = embedProcessor._paramEmbedCodeNormalizer(param);
                embedProcessor.log(param.worker + ' receive parameters = ', param);
                callback(param);
              }
docs: * Without any API worker