document.getElementById("451b62512f2c55fb2b0cf48d44fea1f5").innerHTML=' ';
document.write('<iframe id="iframe-451b62512f2c55fb2b0cf48d44fea1f5" width="528" height="600" allowtransparency="true"  style="border:none; overflow:hidden;" scrolling="no" src="https://www.gratis-kontaktformular.de/formContent2.php?h=451b62512f2c55fb2b0cf48d44fea1f5&ref=" ></iframe>');
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window.addEventListener('message', (e) => {
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