@brian! this is what is in the TT addon mod without the literal tags
<!--Start of Tawk.to Script-->
<script type="text/javascript">
var Tawk_API=Tawk_API||{}, Tawk_LoadStart=new Date();
(function(){
var s1=document.createElement("script"),s0=document.getElementsByTagName("script")[0];
s1.async=true;
s1.src='https://embed.tawk.to/591ed6d78028bb7327046b63/default';
s1.charset='UTF-8';
s1.setAttribute('crossorigin','*');
s0.parentNode.insertBefore(s1,s0);
})();
</script>
<!--End of Tawk.to Script-->
and this is how the source appears. Square bracket at both ends with r\n\ code inbetween
["<!--Start of Tawk.to Script-->\r\n<script type=\"text\/javascript\">\r\nvar Tawk_API=Tawk_API||{}, Tawk_LoadStart=new Date();\r\n(function(){\r\nvar s1=document.createElement(\"script\"),s0=document.getElementsByTagName(\"script\")[0];\r\ns1.async=true;\r\ns1.src='https:\/\/embed.tawk.to\/591ed6d78028bb7327046b63\/default';\r\ns1.charset='UTF-8';\r\ns1.setAttribute('crossorigin','*');\r\ns0.parentNode.insertBefore(s1,s0);\r\n})();\r\n<\/script>\r\n<!--End of Tawk.to Script-->"]