{"version":"1.0","provider_name":"MC2","provider_url":"https:\/\/www.mc2.es\/en\/","author_name":"ensalza","author_url":"https:\/\/www.mc2.es\/en\/author\/ensalza\/","title":"Truss roofs - MC2","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"GUQJEX2MPO\"><a href=\"https:\/\/www.mc2.es\/en\/proyect\/truss-roofs\/\">Truss roofs<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.mc2.es\/en\/proyect\/truss-roofs\/embed\/#?secret=GUQJEX2MPO\" width=\"600\" height=\"338\" title=\"&#8220;Truss roofs&#8221; &#8212; MC2\" data-secret=\"GUQJEX2MPO\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\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<\/script>\n","thumbnail_url":"https:\/\/www.mc2.es\/wp-content\/uploads\/MC-00206.2_02_2006-02-20_cLibro-JMC-1017x1024.jpg","thumbnail_width":1017,"thumbnail_height":1024,"description":"The large halls of the exhibition centre of Valencia are roofed with almost square roofs of 72 x 70 m. These roofs are composed of three superimposed spherical surfaces obtained as squares inscribed into one another so that the vertices of the smaller\u00a0 squares are the midpoints of the larger ones. The hereby generated triangular ... Read more"}