<form method="post" action="https://p.monetico-services.com/test/paiement.cgi">
<input type="hidden" name="TPE" value="2676160" />
<input type="hidden" name="societe" value="epec" />
<input type="hidden" name="lgue" value="FR" />
<input type="hidden" name="version" value="3.0" />
<input type="hidden" name="reference" value="ref63594e95cba11" />
<input type="hidden" name="date" value="26/10/2022:17:13:25" />
<input type="hidden" name="montant" value="123.45EUR" />
<input type="hidden" name="contexte_commande" value="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" />
<input type="hidden" name="texte-libre" value="Do not forget to HTML-encode every field value otherwise characters like " or ' might cause issues" />
<input type="hidden" name="MAC" value="cf218b30d7b6cdf9ab63f7ae3e664704af923ecc" />
<input type="submit" value="Try it !" />
</form>