{"version":"1.0","provider_name":"Nizam SEO Community","provider_url":"https:\/\/www.nizamuddeen.com\/community","author_name":"NizamUdDeen","author_url":"https:\/\/www.nizamuddeen.com\/community\/profile\/discusswithnizam\/","title":"What is Supplement Index? - Nizam SEO Community","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"OKKvkL4OxK\"><a href=\"https:\/\/www.nizamuddeen.com\/community\/semantics\/what-is-supplement-index\/\">What is Supplement Index?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.nizamuddeen.com\/community\/semantics\/what-is-supplement-index\/embed\/#?secret=OKKvkL4OxK\" width=\"600\" height=\"338\" title=\"&#8220;What is Supplement Index?&#8221; &#8212; Nizam SEO Community\" data-secret=\"OKKvkL4OxK\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.nizamuddeen.com\/community\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.nizamuddeen.com\/community\/wp-content\/uploads\/2025\/02\/What-is-Supplement-Index-1.jpg","thumbnail_width":1280,"thumbnail_height":720,"description":"The Supplemental Index was a secondary database used by Google to store web pages that were considered less important or less relevant compared to those in the main index. These pages typically had issues like low-quality content, duplicate content, or other factors that made them less valuable for search results. The Supplemental Index was Google\u2019s [&hellip;]"}