{"version":"1.0","provider_name":"UN Stamps","provider_url":"https:\/\/unstamps.org\/es\/","author_name":"Arvin R","title":"Historia - UN Stamps","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"ypMeUhdxxX\"><a href=\"https:\/\/unstamps.org\/es\/sellos-de-la-apnu\/historia\/\">Historia<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/unstamps.org\/es\/sellos-de-la-apnu\/historia\/embed\/#?secret=ypMeUhdxxX\" width=\"600\" height=\"338\" title=\"\u00abHistoria\u00bb \u2014 UN Stamps\" data-secret=\"ypMeUhdxxX\" 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\/\/# sourceURL=https:\/\/unstamps.org\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Historia de los sellos de las Naciones Unidas La idea de que las Naciones Unidas emitieran sus propios sellos fue propuesta por primera vez por \u200ela Argentina en 1947. En 1951 se alcanz\u00f3 un acuerdo con las autoridades postales de los Estados \u200eUnidos de Am\u00e9rica, en el que se estipulaba que los sellos se emitir\u00edan [&hellip;]"}