var orgInfo = { Name: 'Test 28 Org',
  Phone: '1111111111',
  POC_First_Name__c: 'test',
  POC_Last_Name__c: '28',
  BillingStreet: '123 Main St',
  BillingCity: 'Fayetteville',
  BillingState: 'GA',
  BillingPostalCode: '30215',
  BillingCountry: 'United States',
  ShippingStreet: '123 Main St',
  ShippingCity: 'Fayetteville',
  ShippingState: 'GA',
  ShippingPostalCode: '30215',
  ShippingCountry: 'United States',
  Preferred_Method_of_Payment__c: 'Purchase Order' }

conn.sobject('Account').create(orgInfo, function(err, res) {
            if (err || !res.success) { return winston.error('Error occurred during SF account creation ', err, res); }



            // internal code

        });