Telstra Wholesale API for service qualification not working

We are facing issues while executing Service qualification API. Below are steps we are referring from documentation.

1. Get access token : As per documentation the scope for Service Qualification API would be TWSERVICEQUALIFICATION.

token_api.png

2. Service Qualification API  https://beta-sapi.telstra.com/v2/demo-service-qualification/sq-details?addressId=160002728

After getting access token, I have passed the token in header to get service qualification details. But getting 401 error.

service_qualification_api.png

please help us on the same and let us know if we are missing any parameter or step.

Thanks