Try this :
try{
    Bundle parameters = new Bundle();
    JSONObject attachment = new JSONObject();
    try {
        attachment.put("message", "Messages");
        attachment.put("name", "Get utellit to send messages like this!");
        attachment.put("href", link);
    } catch (JSONException e) {
    }
    parameters.putString("attachment", attachment.toString());
    parameters.putString("message", "Text is lame. Listen up:");
    parameters.putString("target_id", "XXXXX"); // target Id in which you need to Post 
    parameters.putString("method", "stream.publish");
    String  response = authenticatedFacebook.request(parameters);       
    Log.v("response", response);
}
catch(Exception e){}
Also check this for Reference Post on Friends Wall