GET car-master/_search
{
  "size": 0,
  "query": {
    "nested": {
      "path": "area",
      "query": {
        "term": {
          "area.state": {
            "value": "tx"
          }
        }
      }
    }
  },
  "aggs": {
    "location_geo": {
      "geo_bounds": {
        "field": "location"
      }
    }
  }
}