server.js

getAgentsSendbirdCreds: function (user) {
        //Installation parameters protect Sendbird's API tokn - https://developers.freshdesk.com/v2/docs/installation-parameters/
        //Headers here use templating to pick up the iparam.api_token - https://developers.freshdesk.com/v2/docs/request-method/#sample_requests
        //See iparam.json for the settings
        //Here the api-token is hard coded - don't use this approach in production.
        $request.get(`https://api-${APP_ID}.sendbird.com/v3/users/${user.sendbirdUserId}` , {headers})
            .then(
                function (data) {
                    //handle "data"
                    //"data" is a json string with status, headers, and response.
                    renderData(null, data)
                },
                function (error) {
                    // var error = { status: 403, message: "Error while processing the request" };
                    renderData({message: JSON.stringify(error)});
                }
            )