gistfile1.txt

{
  "template" : "activitystream_*",
  "settings" : {
    "number_of_shards" : 5,
    "number_of_replicas" : 0,
  "analysis" : {
    "analyzer":{
      "lowercase_keyword":{
        "type":"custom",
        "tokenizer":"keyword",
        "filter" : ["lowercase"]
      }
    }
  }
  },
    "mappings" : {
      "a" : {
        "_all" : {"enabled" : false},
        "index_analyzer" : "lowercase_keyword",
        "search_analyzer" : "lowercase_keyword",      
        "_source" : { "enabled" : false },
        "_routing" : {
            "required" : true,
            "path" : "institution"
        },
        "dynamic_templates" : [ 
        {
          "all_fields" : {
            "match" : "*",
            "mapping" : {
              "index" : "not_analyzed"
            }
          }  
        }
        ],
        "properties" : {
          "time" : {"type" : "date"}
        }
      }
    }
  }
}