teste.js

$("#botaoMesa").on("click",function()
{
    console.log("teste");
    var xmlString = "<?xml version='1.0'?><methodCall><methodName>RequestServer.GetTableState</methodName><params><param><value><i4>112</i4></value></param><param><value><i4>1649267442702</i4></value></param></params></methodCall>";
    testaPost();
});

$('input[name=mesa]').keydown(function(e) 
{
    if(e.which == 9) $('#botaoMesa').click();
});

function testaPost(){
	$.ajax({
    url: "http://10.0.0.124:8080/RPC3",
    data: "<?xml version='1.0'?><methodCall><methodName>RequestServer.GetTableState</methodName><params><param><value><i4>112</i4></value></param><param><value><i4>1649267442702</i4></value></param></params></methodCall>", 
    type: 'POST',
    contentType: "text/xml",
    dataType: "text",
    success: function(retorno)
    {
    console.log(retorno);
    },
    error : function (xhr, ajaxOptions, thrownError){  
        console.log(xhr.status);          
        console.log(thrownError);
    } 
}); 
}