anchor.diff:      }
     }
   }
  -'
   --------------------------------------------------
  +// CONSOLE
  +// TEST[setup:twitter]
   
   Setting `size` to `0` avoids executing the fetch phase of the search making the request more efficient.
   
  
positive.code: 
  [source,js]
  --------------------------------------------------
  {
      ...
      "aggs": {
          "titles": {
              "terms": {
                  "field": "title"
              },
              "meta": {
                  "color": "blue"
              },
          }
      }
  }
  --------------------------------------------------
  
  Then that piece of metadata will be returned in place for our `titles` terms aggregation
  
  [source,js]
  --------------------------------------------------
  {
      ...
      "aggregations": {
          "titles": {
              "meta": {
                  "color" : "blue"
              },
              "buckets": [
              ]
          }
      }
  }
  --------------------------------------------------
  
negative.code: 
  [source,js]
  --------------------------------------------------
  GET /twitter/tweet/_search
  {
    "size": 0,
    "aggregations": {
      "my_agg": {
  