{
  "data": {
    "yfields":["vol"],
    "xfield":"hour",
    "ytitles":["Hourly movements"],
    "sqlid":"getvolshour",
    "require":"",
    "call":""
  },
  
  "chart": {
    "type": "bar",
    "data": {
      "labels": [],
      "datasets": [{
        "label": "# of Votes",
        "data": [],
        "borderWidth": 1
      }]
    },
    "options": {
      "scales": {
        "y": {
          "beginAtZero": true
        }
      }
    }
  }
}