anchor.diff:                "bucketAggs": [
                   {
                     "fake": true,
  -                  "field": "@fields.govuk_request_id",
  -                  "id": "6",
  -                  "settings": {
  -                    "order": "desc",
  -                    "orderBy": "_term",
  -                    "size": "10"
  -                  },
  -                  "type": "terms"
  -                },
  -                {
  -                  "fake": true,
                     "field": "@timestamp",
                     "id": "5",
                     "settings": {
  
positive.code:                   "type": "max"
                  }
                ],
                "query": "@fields.application:publishing-api* AND @fields.request:\"*/v2/publish*\" AND @fields.method:POST AND _exists_:@fields.govuk_request_id",
                "refId": "E",
                "timeField": "@timestamp"
              }
            ],
            "timeFrom": null,
  
negative.code:   "schemaVersion": 12,
    "version": 0,
    "links": []
  }