I'm trying to make API call to external system from a Cloud page, but when I publish I'm getting response Response:nullresultString:. Below the code details. Can someone please help me this. Thank you and looking forward to hear your inputs.
Code that put in Cloud page to make API call
<script runat=server>Platform.Load("core", "1.1.1"); try{ var accessToken = 'XXXXXXXX';var clientid = 'KKKKKKKK';var clientsecret = 'YYYYYYYYY'; var url = 'https://endpointurl.com'var payload = '{"requestHeader": {"consumer": {"name": "SFMC","id": "SFMC","businessUnit": "CUSTOMER PROFILING","type": "EXTERNAL","clientVersion": "V1","requestDateTime": "2018-07-28 22:27:56:048","hostName": "uapp9077n","businessTransactionType": "ProfileAndPreferenceWrapper","contextId": "","secondContextId": "","thirdContextId": ""},"credentials": {"userName": "","password": "","token": "aip_personalization","type": "jwt"},"transactionId": "31a1475d-0a64-467e-9933-5c928172d145"},"requestBody": {"preferences" :[{"phoneNumber": "565655656","isOptedIn": "false", "isImplicit": "true"}]}}'; var auth = 'Basic '+ accessToken; var req = new Script.Util.HttpRequest(url); req.emptyContentHandling = 0; req.retries = 2; req.continueOnError = true; req.contentType = "application/json" req.setHeader("Authorization", auth); req.setHeader("x-ibm-client-id", clientid); req.setHeader("x-ibm-client-secret", clientsecret); req.method = "POST"; /*** You can change the method here ***/ req.postData = payload; var resp = req.send(); var resultString = String(resp.content) var resultJSON = Platform.Function.ParseJSON(String(resp.content)); Write("Response:"+resultJSON); Write("resultString:"+resultString); } catch (e) { Write(Stringify(e)) }</script>Here the curl that works in postman
curl --location --request POST 'https://endpointurl.com' \--header 'Content-Type: application/json' \--header 'Authorization: Basic XXXXXXXX' \--header 'x-ibm-client-id: KKKKKKKK' \--header 'x-ibm-client-secret: YYYYYYYYY' \--data-raw '{"requestHeader": {"consumer": {"name": "SFMC","id": "SFMC","businessUnit": "CUSTOMER PROFILING","type": "EXTERNAL","clientVersion": "V1","requestDateTime": "2018-07-28 22:27:56:048","hostName": "uapp9077n","businessTransactionType": "ProfileAndPreferenceWrapper","contextId": "","secondContextId": "","thirdContextId": "" },"transactionId": "31a1475d-0a64-467e-9933-5c928172d145" },"requestBody": {"preferences": [ {"phoneNumber": "565655656","isOptedIn": false,"isImplicit": true } ] }}'