@logiclump Kindly pass below header values { 'X-PrivateKey': 'API_KEY', 'Accept': 'application/json, application/json', 'X-SourceID': 'WEB, WEB', 'X-ClientLocalIP': 'CLIENT_LOCAL_IP', 'X-ClientPublicIP': 'CLIENT_PUBLIC_IP', 'X-MACAddress': 'MAC_ADDRESS', 'X-UserType': 'USER', 'Authorization': 'Bearer AUTHORIZATION_TOKEN', 'Content-Type': 'application/json' } Regards, SmartAPI Team