{"version":"1.0","provider_name":"BestOfWarsaw | Przewodnik po Warszawie","provider_url":"https:\/\/bestofwarsaw.pl\/archiwum\/pl","author_name":"Natalia Wasik","author_url":"https:\/\/bestofwarsaw.pl\/archiwum\/pl\/author\/wasiak\/","title":"Helicon Metal Fesival VI - BestOfWarsaw | Przewodnik po Warszawie","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"WSm7ngT8hx\"><a href=\"https:\/\/bestofwarsaw.pl\/archiwum\/pl\/wydarzenia\/helicon-metal-fesival-vi\/\">Helicon Metal Fesival VI<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/bestofwarsaw.pl\/archiwum\/pl\/wydarzenia\/helicon-metal-fesival-vi\/embed\/#?secret=WSm7ngT8hx\" width=\"600\" height=\"338\" title=\"&#8222;Helicon Metal Fesival VI&#8221; &#8212; BestOfWarsaw | Przewodnik po Warszawie\" data-secret=\"WSm7ngT8hx\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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:\/\/bestofwarsaw.pl\/archiwum\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":null,"thumbnail_width":null,"thumbnail_height":null,"description":"\ud835\udddb\ud835\uddd8\ud835\udddf\ud835\udddc\ud835\uddd6\ud835\udde2\ud835\udde1 \ud835\udde0\ud835\uddd8\ud835\udde7\ud835\uddd4\ud835\udddf \ud835\uddd9\ud835\uddd8\ud835\udde6\ud835\udde7\ud835\udddc\ud835\udde9\ud835\uddd4\ud835\udddf \ud835\udde9\ud835\udddc\u00a0 \u25fe\ufe0f \ud835\uddd7\ud835\uddd4\ud835\udde7\ud835\uddd8: 20-21.03.2026 \u25fe\ufe0f \ud835\udde6\ud835\udde7\ud835\uddd4\ud835\udde5\ud835\udde7 19:00 \u25fe\ufe0f \ud835\udde9\ud835\uddd8\ud835\udde1\ud835\udde8\ud835\uddd8: Odessa Club, Kolejowa 8\/10, Warsaw, Poland \u25fe\ufe0f \ud835\udde7\ud835\udddc\ud835\uddd6\ud835\uddde\ud835\uddd8\ud835\udde7\ud835\udde6: 1 &#8211; https:\/\/heliconmetal.bigcartel.com Bez op\u0142aty serwisowej \/ No extra fee 2 &#8211; https:\/\/stage24.pl\/events\/helicon-metal-festival-5424 Do ceny bilet\u00f3w doliczona jest op\u0142ata serwisowa \/ Extra fee Here comes the 6th edition of Helicon Metal Festival &#8211; the only [&hellip;]"}