{
  "title": "the map of http request(pv of time)",
  "type": "line",
  "params": {
    "shareYAxis": true,
    "addTooltip": true,
    "addLegend": true,
    "showCircles": true,
    "smoothLines": true,
    "interpolate": "linear",
    "scale": "square root",
    "drawLinesBetweenPoints": true,
    "radiusRatio": 9,
    "times": [],
    "addTimeMarker": true,
    "defaultYExtents": false,
    "setYExtents": false,
    "yAxis": {}
  },
  "aggs": [
    {
      "id": "1",
      "type": "cardinality",
      "schema": "metric",
      "params": {
        "field": "pv_cnt.raw",
        "customLabel": "pv"
      }
    },
    {
      "id": "2",
      "type": "date_histogram",
      "schema": "segment",
      "params": {
        "field": "logtime",
        "interval": "auto",
        "customInterval": "2h",
        "min_doc_count": 1,
        "extended_bounds": {},
        "customLabel": "time"
      }
    }
  ],
  "listeners": {}
}