"id": 1.5,
      "name": "Roberto*Maestro",
      "nested2": { "nested2arr": [0,1,2], "nested3": {
        "nested4": { "depth": "recursion" }}
			}
		}
  },
  "2": {
    "nullfield": null,
    "id": -2
  }
}`
	)

	decoder := NewDecoder(mkReader(body), 2)

	for mv = range decoder.Stream() {
		counter++

            final float boost, final String field, final String text) {
        final String urlField = fessConfig.getIndexFieldUrl();
        final String queryString = "*" + text + "*";
        context.addFieldLog(urlField, queryString);
        context.addHighlightedQuery(text);
        return QueryBuilders.wildcardQuery(urlField, queryString).boost(boost);
    }