{"version":"1.0","provider_name":"AXO Track","provider_url":"https:\/\/axotrack.de\/en\/","author_name":"birger","author_url":"https:\/\/axotrack.de\/en\/author\/birger\/","title":"Track Vacancy Detection System - AXO Track","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"tLmDPy1Hgw\"><a href=\"https:\/\/axotrack.de\/en\/glossary\/track-vacancy-detection-system\/\">Track Vacancy Detection System<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/axotrack.de\/en\/glossary\/track-vacancy-detection-system\/embed\/#?secret=tLmDPy1Hgw\" width=\"600\" height=\"338\" title=\"&#8220;Track Vacancy Detection System&#8221; &#8212; AXO Track\" data-secret=\"tLmDPy1Hgw\" 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:\/\/axotrack.de\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Track vacancy detection system, also known as track occupancy detection, is an essential technology used in the railway industry to ensure the safe and efficient operation of trains. This system monitors the presence or absence of trains on a particular section of track in real-time. The track vacancy detection system comprises various sensors and instruments [&hellip;]"}