Get x-request-id

[mathew23769345kgzw]

Please How can I get x-request-id in order to do the Poll Get request ?

[mathew23769345kgzw]

{

    "cpf:status": {

        "completed": true,

        "type": "Bad Request Error.",

        "title": "Internal exception occur while fetching response error",

        "status": 400,

        "report": "{\"error_code\":\"INVALID_REQUEST\"}"

    }

}

The error from this endpoint "https://cpf-ue1.adobe.io/ops/id/{{Placeholder for x-request-id}}" on postman