{"version":"1.0","provider_name":"Supercars.net","provider_url":"https:\/\/www.supercars.net\/blog","title":"Grand Prix History - Purpose Built Racing Circuits","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"8yEWwdhmcw\"><a href=\"https:\/\/www.supercars.net\/blog\/grand-prix-history-purpose-built-racing-circuits\/\">Grand Prix History &#8211; Purpose Built Racing Circuits<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.supercars.net\/blog\/grand-prix-history-purpose-built-racing-circuits\/embed\/#?secret=8yEWwdhmcw\" width=\"600\" height=\"338\" title=\"&#8220;Grand Prix History &#8211; Purpose Built Racing Circuits&#8221; &#8212; Supercars.net\" data-secret=\"8yEWwdhmcw\" 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.supercars.net\/blog\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.supercars.net\/blog\/wp-content\/uploads\/2010\/12\/brooklands-2.jpg","thumbnail_width":710,"thumbnail_height":535,"description":"Motor Racing History &#8211; Early Racecourse Development Racing on public roads was illegal in England and British drivers had to resort to racing in Ireland or on the continent. The British motor industry suffered as a consequence. In response to this a group of wealthy enthusiasts led by Hugh F. Locke-King planned a race track to be built on his property in Surrey. Experienced race driver and car dealer, 29 year old Charles Jarrott suggested a very large high speed [&hellip;]"}