WsClient client = new WsClient(getTokenPassport(),new URL("https://domain.suitetalk.api.netsuite.com")); GetDataCenterUrlsResult urlsResult = client.callGetDataCenterUrls("account_id"); public TokenPassport getTokenPassport() { String account = getProperty(ACCOUNT); String consumerKey = getProperty(TBA_CONSUMER_KEY); String consumerSecret = getProperty(TBA_CONSUMER_SECRET); String token = getProperty(TBA_TOKEN); String tokenSecret = getProperty(TBA_TOKEN_SECRET); return new TokenPassport(account, consumerKey, consumerSecret, token, tokenSecret); } doing this for tba integration netsuite with java. getting invalid login attempts whereas from postman same keys giving response. thanks