public IEnumerable<object> GetUidsForNamedType( 
   string namedType
)

{
  //using ArcGIS.Core.Data.Knowledge.Extensions;

  await QueuedTask.Run(() =>
  {
    ///var kgConfig = ...;
    //var kgSubgraph = ...;
    //var measures = ...;
    //using(var kg = ...) {
    var results = kg.ComputeCentrality(kgConfig, kgSubgraph, measures);
    //loop through each (entity) named type (relates are never included in results)
    foreach (var named_type in results.NamedTypes)
    {
      //Get the entity uids for each named type
      foreach (var uid in results.GetUidsForNamedType(named_type))
      {
        //Get the scores for each uid via the [] indexer on "Scores"
        var scores = results.Scores[uid];
        //There is one score per measure in the input measures array
        //Note: results.Scores.Measures is also provided for convenience...
        //for (int m = 0; m < results.Scores.Measures.Length; m++)
        for (int m = 0; m < measures.Length; m++)
        {
          var score = scores[m];//score for the given measure
                                //TODO - use measure score

        }
      }
    }
  });
}

{
  //object uid = "{.... uid value ....}";
  //or
  //object uid = kgResults.RawUids[i]; e.g. in/from a loop
  var named_type = "";
  foreach (var nt in kgResults.NamedTypes)
  {
    var uids = kgResults.GetUidsForNamedType(nt);
    if (uids.Contains(uid))
    {
      named_type = nt;//found it
      break;
    }
  }
  if (string.IsNullOrEmpty(named_type))
  {
    //uid not found in any named type
    //TODO - handle this case
  }
  //TODO - use the named type for the uid
}