I need to below code to give non array output currently it is sending a rest callout with []. i dont want the array [] just plain output {...}.. pls help to correct this code. it just needs to send the data without the brackets[]. Please help . Many Thanks!!

public class WebServiceCallout {

    @future (callout=true)
    public static void sendNotification(string Id,string Email,string First_Name,string Last_Name,string phone,string Title,string Account) {
conweb cont=new conweb(Id,Email,First_Name,Last_Name,Phone,Title,Account);
list<conweb> conwebs=new list<conweb>();
conwebs.add(cont);
        HttpRequest req = new HttpRequest();
        HttpResponse res = new HttpResponse();
        Http http = new Http();
req.setTimeout(2000); // timeout in milliseconds
        req.setEndpoint('http://requestb.in/1cwgm6y1');
        req.setMethod('POST');
        req.setHeader('Content-Type','application/json');
        req.setHeader('Authorization','gfkj^%$654GF65yhtd54');
       req.setBody(JSON.serialize(conwebs));
      

        try {
            res = http.send(req);
        } catch(System.CalloutException e) {
            System.debug('Callout error: '+ e);
            System.debug(res.toString());
        }

    }

   
    
    
    public class conweb
    {
    String salesForceId;
    String emailAddress;
    String firstName;
    string lastName;
    string contactNumber;
    string jobTitle;
    string companyName;
   
    public conweb(string sid,string semail,string sfirstname,string slastname,string sphone,string Title,string Account)
    
    {
    salesForceId=sid;
    emailAddress=semail;
    firstName=sfirstname;
    lastName=slastname;
    contactNumber=sPhone;
    jobTitle=Title;
    companyName=Account;
  
    }
    }}