import mx.data.components.WebServiceConnector;
function process_result(obj) {
trace(obj.target.results);
}
var conn = new WebServiceConnector();
conn.addEventListener(“result”, process_result);
conn.WSDLURL = “http://service_uri/service.wsdl”;
conn.operation = “List”;
conn.params = {limit: 1};
conn.trigger();