code: public MFSIP getMFSIP(String sipId) throws KiteException, IOException, JSONException {
          JSONObject response = new KiteRequestHandler(proxy).getRequest(routes.get("mutualfunds.sip").replace(":sip_id", sipId), apiKey, accessToken);
          return gson.fromJson(response.get("data").toString(), MFSIP.class);
      }
docs: Retrieve an individual sip.
  @param sipId is the id of a particular sip.
  @return MFSIP object which contains all the details of the sip.
  @throws KiteException is thrown for all Kite trade related errors.
  @throws IOException is thrown when there is connection related error.