Get the sObject in salesforce in nodejs using soap node module?

I am very new to salesforce and trying to create a SOAP client that will connect and fetch details from the salesforce.

I am consuming partner wsdl.

As of now I am able to create client using the partner wsdl.

My question is How can I get the sObject in node?

I am using this node module

> Should I use another nodejs module for this. Please suggest

My code is below as

var soap = require('soap');

var url = './Partner wsdl.xml';

soap.createClient(url, function(err, client){
    if(!err){
        client.login({
            username: 'someuser@somecompany.dev',
            password: 'somePassword' + 'someSecurityToken'

        }, function(err, result, raw){

                if(err) console.log(err);
                console.log(client.describeSObjects);   
                if(result) {
                    console.log(result.result);
                    client.setEndpoint(result.result.serverUrl);
                    var sheader = {
                        SessionHeader : {
                            sessionId: result.result.sessionId
                        }
                    };

                    client.addSoapHeader(sheader);   
                }
        });
    }else{
        console.log('error in client creation');
    }
});