{"version":"1.0","provider_name":"Ace Entertainment Group","provider_url":"https:\/\/ace-entertainmentgroup.nl\/boekingen","author_name":"harm","author_url":"https:\/\/ace-entertainmentgroup.nl\/boekingen\/author\/harm\/","title":"Martijn Douma - Ace Entertainment Group","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"ZqvxlF2FWc\"><a href=\"https:\/\/ace-entertainmentgroup.nl\/boekingen\/artiesten\/9114\/\">Martijn Douma<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/ace-entertainmentgroup.nl\/boekingen\/artiesten\/9114\/embed\/#?secret=ZqvxlF2FWc\" width=\"600\" height=\"338\" title=\"&#8220;Martijn Douma&#8221; &#8212; Ace Entertainment Group\" data-secret=\"ZqvxlF2FWc\" 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\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/ace-entertainmentgroup.nl\/boekingen\/wp-content\/uploads\/2026\/05\/629324983_122159531348408068_1955612881506837247_n.jpg","thumbnail_width":842,"thumbnail_height":911,"description":"Martijn Douma is een puur en veelbelovend talent binnen de Nederlandse volksmuziek. Als de jongste volkszanger in het programma van ACE Entertainment Group brengt hij met zijn warme stem, oprechte uitstraling en natuurlijke muzikaliteit een frisse energie in het genre waar hij volledig op gericht is: echte, authentieke volksmuziek. Martijn groeide op met de muziek [&hellip;]"}