anchor.diff:  {
       "filtered" : {
           "query" : {
  -            "queryString" : { 
  -                "default_field" : "message", 
  +            "queryString" : {
  +                "default_field" : "message",
                   "query" : "elasticsearch"
               }
           },
  
positive.code:                 },
                  "must_not" : {
                      "range" : {
                          "age" : { "from" : 10, "to" : 20 }
                      }
                  },
                  "should" : [
  
negative.code:             }
          }
      }
  }
  --------------------------------------------------
  
  [float]
  