Cross-Origin Read Blocking (CORB) blocked cross-origin

Question

Hi all,

          I am calling external webservice in sharepoint office 365 using ajax call. I am using the following code to acces the external webservice.But i am getting the following error.

"Cross-Origin Read Blocking (CORB) blocked cross-origin response with MIME type application/json" . Any help would be helpful.Thanks in advance.

 

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
debugger;
try
{
$.ajax({
            url: "https://api.printful.com/countries",
            headers: {
            'Access-Control-Allow-Credentials' : true,
            'Access-Control-Allow-Origin': '*',
            'Access-Control-Allow-Methods':'GET',
            'Access-Control-Allow-Headers':'application/json',
             },
        type: "GET",
            crossDomain: true,
            dataType: "jsonp",
            jsonp: 'jsonp-callback',
        async: false,
        success: function (data) {
               debugger;
             console.log("count= "+ data.d.results.length);
            if(data.d.results.length>0){
                alert("Results Count:"+data.d.results.length);
            }else{
                alert("no data");
            }
        },
        error: function (data) {
                console.log("Error");
            console.log(data);
        }
    });
}
catch(e)
{
console.log(e);
}
    });

</script>