{"version":"1.0","provider_name":"Mailrelay","provider_url":"https:\/\/mailrelay.com\/es\/","author_name":"Mailrelay","author_url":"https:\/\/mailrelay.com\/es\/blog\/author\/mailrelay\/","title":"Preheader de email - Mailrelay","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"XF03Qc2hol\"><a href=\"https:\/\/mailrelay.com\/es\/glosario\/preheader-de-email\/\">Preheader de email<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/mailrelay.com\/es\/glosario\/preheader-de-email\/embed\/#?secret=XF03Qc2hol\" width=\"600\" height=\"338\" title=\"\u00abPreheader de email\u00bb \u2014 Mailrelay\" data-secret=\"XF03Qc2hol\" 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:\/\/mailrelay.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"En el mundo del email marketing, el preheader, tambi\u00e9n conocido como &#8216;snippet&#8217; o &#8216;preview text&#8217;, es una l\u00ednea de texto que se encuentra justo despu\u00e9s del asunto del correo electr\u00f3nico. Este peque\u00f1o fragmento de texto es visible para el destinatario antes de que incluso abra el correo electr\u00f3nico, apareciendo en la bandeja de entrada justo [&hellip;]"}