{"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":"National Concert Hall - MC2","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"jHWHQWyoQE\"><a href=\"https:\/\/www.mc2.es\/en\/proyect\/national-concert-hall\/\">National Concert Hall<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.mc2.es\/en\/proyect\/national-concert-hall\/embed\/#?secret=jHWHQWyoQE\" width=\"600\" height=\"338\" title=\"&#8220;National Concert Hall&#8221; &#8212; MC2\" data-secret=\"jHWHQWyoQE\" 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\/JMC-00020_03_2006-02-20_cLibro-JMC-1024x414.jpg","thumbnail_width":1024,"thumbnail_height":414,"description":"Except for the large (span length of 25 m) composite trusses composing the roof, the building\u2019s structure is made out of reinforced concrete with either solid or waffle floor slabs. These\u00a0 trusses are perfectly fulfilling three functions: resistant, functional (their lower chords support a bar grating platform which suspend stage scenery), and sound insulation (adequate ... Read more"}