my $sharedHashref = {"subject" => "Deine neuen Daten", "mailFrom" => 'abc@test.de'};
my %mailTemplates = (
        "40" => $sharedHashref,
        "41" =>{"subject" => "Deine alten Daten",
                "mailFrom" => "xyz\@test.de"},
        "42" => $sharedHashref,
)