{"version":"1.0","provider_name":"xBook","provider_url":"https:\/\/xbookvn.com\/es","author_name":"admin_duy","author_url":"https:\/\/xbookvn.com\/es\/author\/admin_duy\/","title":"Flagship #18: Guitar Basic - xBook","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"TLo1TyiwdK\"><a href=\"https:\/\/xbookvn.com\/es\/xbook\/flagship-18-guitar-basic\/\">Flagship #18: Guitar Basic<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/xbookvn.com\/es\/xbook\/flagship-18-guitar-basic\/embed\/#?secret=TLo1TyiwdK\" width=\"600\" height=\"338\" title=\"\u00abFlagship #18: Guitar Basic\u00bb \u2014 xBook\" data-secret=\"TLo1TyiwdK\" 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:\/\/xbookvn.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"https:\/\/xbookvn.com\/wp-content\/uploads\/2025\/10\/guitar.png","thumbnail_width":1248,"thumbnail_height":832,"description":"\ud83c\udfb8 Guitar Trainer \u2014 C Major (First Position) \u1ee8ng d\u1ee5ng m\u00f4 ph\u1ecfng c\u1ea7n \u0111\u00e0n t\u01b0\u01a1ng t\u00e1c gi\u00fap b\u1ea1n nh\u00ecn \u2013 b\u1ea5m \u2013 nghe v\u1ecb tr\u00ed n\u1ed1t nh\u1ea1c, luy\u1ec7n thang \u00e2m \u0110\u00f4 tr\u01b0\u1edfng \u1edf cung \u0111\u1ea7u (c\u00e1c ph\u00edm \u0111\u1ea7u tr\u00ean c\u1ea7n &hellip;"}