db.json

{
  "queryResponse": [
    {
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      "appicon": "",
      "Previewurl": "https://images.pexels.com/photos/70497/pexels-photo-70497.jpeg?cs=srgb&dl=burger-chips-dinner-70497.jpg&fm=jpg",
      "name": "card1"
    },
    {
      "id": "11",
      "appicon": "",
      "Previewurl": "https://media.timeout.com/images/103572212/630/472/image.jpg",
      "name": "card2"
    },
    {
      "id": "12",
      "appicon": "",
      "Previewurl": "https://www.tasteofhome.com/wp-content/uploads/2017/10/exps8037_MRR143297A09_12_1b-1-696x696.jpg",
      "name": "card3"
    },
    {
      "request": {
        "query": "",
        "subject": "EVS",
        "num_of_response": 3,
        "session_id": "9c187acf-df77-4a31-bbea-972df00e67d3_1548284046850"
      },
      "id": "VeCG9XY"
    }
  ],
  "data": [
    {
      "timestamp": "1548325428000",
      "accuracy": "10"
    },
    {
      "timestamp": "1548329028000",
      "accuracy": "20"
    },
    {
      "timestamp": "1548277712000",
      "accuracy": "23"
    },
    {
      "timestamp": "1548281312000",
      "accuracy": "19"
    },
    {
      "timestamp": "1548284912000",
      "accuracy": "25"
    },
    {
      "timestamp": "1548288512000",
      "accuracy": "32"
    },
    {
      "timestamp": "1548292112000",
      "accuracy": "45"
    },
    {
      "timestamp": "1548295712000",
      "accuracy": "48"
    }
  ]
}