"instant": false,
          "interval": "",
          "intervalFactor": 1,
          "legendFormat": "{{range}}",
          "refId": "A",
          "step": 300,
          "useBackend": false
        }
      ],
      "title": "Object Size Distribution",
      "type": "bargauge"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"