document.getElementById("4d5c87ddc5b08a94dfca06741e0ec8dd").innerHTML=' ';
document.write('<iframe id="iframe-4d5c87ddc5b08a94dfca06741e0ec8dd" width="528" height="720" allowtransparency="true"  style="border:none; overflow:hidden;" scrolling="no" src="https://www.gratis-kontaktformular.de/formContent2.php?h=4d5c87ddc5b08a94dfca06741e0ec8dd&ref=" ></iframe>');
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window.addEventListener('message', (e) => {
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