anchor.diff:        ],
         "privileges": [
           "read",
  -        "read_cross_cluster",
  -        "view_index_metadata"
  +        "read_cross_cluster"
         ]
       }
     ]
  
positive.code: roles are passed to the remote clusters. A remote cluster checks the user's
  roles against its local role definitions to determine which indices the user
  is allowed to access.
  
  NOTE: For the moment, cross cluster search with security enabled does not
  support using wildcards for either cluster or index names.
  
  To use cross cluster search with secured clusters:
  
  
negative.code:   "indices": [
      {
        "names": [
          "*:*"
        ],
        "privileges": [
          "read"
  