gistfile1.txt

function loadFunction() {

       var obj = {};

       Request({
               url: "http://0.0.0.0:4567/annotations/" + annotationId,
               onComplete: function (response) {
                   if ( obj.oncomplete ) obj.oncomplete(response);    
              }
       }).get();
     
       return obj;
}


// usage
var promise = loadFunction();

promise.oncomplete = function(response){ 
    console.log(response);
}