var user = {
    name: 'midserver',
    password: 'asdf'
},

headers = {
    'Content-Type': 'application/json',
    'Accept': 'application/json',
    'OData-MaxVersion': '4.0',
    'OData-Version': '4.0',
    'Authorization': 'Basic U0VSVklDRU5PVzprOTdEUGIydjNFMG1Od2NwSUxEOA=='
},
//'https://demucsrnmpi01.corp.hoffmann-group.com/webacs/api/v3/data/GuestUsers/ HTTP/1.1'
endpoint = 'http://demucsrapebs02.corp.hoffmann-group.com:50247/api/v1/servicenow',

httpMethod = 'GET',

reqBody = JSON.stringify({

}),

timeOutTimer = 60,

midServer = 'demucsrapmid01-test'; //15bbe361dbc16600b4ffb6bffe9619b0

var req = new sn_ws.RESTMessageV2();
//req.setBasicAuth(user.name, user.password);
req.setEndpoint(endpoint);
req.setHttpMethod(httpMethod);
setReqHeaders(req, headers);
req.setMIDServer(midServer);
req.setRequestBody(reqBody);

var res = req.execute();
res.waitForResponse(timeOutTimer);

gs.log(JSON.stringify({
    status: res.getStatusCode(),
    body: res.getBody()
}), 'msCrmDebug');

function setReqHeaders(request, headers) {
    for(var header in headers) {
        request.setRequestHeader(header, headers[header]);
    }
}