Work Pattern API returning error

Hi,

When I run the work pattern REST API it returns in error attached is the output from Postman

{

    "items": [],

    "count": 0,

    "hasMore": false,

    "limit": 25,

    "offset": 0,

    "links": [

        {

            "rel": "self",

            "href": "https://fa-test.fa.ocs.oraclecloud.com:443/hcmRestApi/resources/11.13.18.05/availabilityPatterns",

            "name": "availabilityPatterns",

            "kind": "collection"

        }

    ]

}

Thanks