Enabling Microoft.TimeWindow feature filter.

appsettings.json

{
  ...
  "FeatureManagement": {
    ...
    
    "Suggestion.User": {
      "EnabledFor": [
        {
          "Name": "Microsoft.TimeWindow",
          "Parameters": {
            "Start": "Mon, 13 January 2020 00:00:00 GMT",
            "End": "Mon, 20 January 2020 00:00:00 GMT"
          }
        }
      ]
    }
  }
}