{
  "aggs" : {
    "medias" : {
      "filters" : {
        "filters" : {
          "Youtube" :   { "wildcard" : { "media_provider" : "You*"   }},
          "Facebook" : { "wildcard" : { "media_provider" : "Face*" }},
		  "Twitter" : { "wildcard" : { "media_provider" : "TWIT*" }},
		  "Forum" : { "wildcard" : { "media_provider" : "Forum*" }}
        }
      },
      "aggs" : {
        "monthly" : {
          "sum" : {
            "field" : "medias"
          }
        }
      }
    }
  }
}