User Defined Nested Headers

Full Code

<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <title>ZingGrid: Simple Grid</title>
  <script nonce="undefined" src="https://cdn.zinggrid.com/zinggrid.min.js"></script>
  <style>
    .zg-body {
      background: #e6e6e6;
    }

    zing-grid[loading] {
      height: 413px;
    }
  </style>
</head>

<body class="zg-body">
  <zing-grid caption="EPL Top Scorers" layout="row" layout-controls="disabled" viewport-stop>
    <zg-data data='[
        {
        	"playerInfo": {
            "name": "Eden Hazard",
            "club": "Chelsea",
          	"goals": 5      
        	}              
        },
        {
          "playerInfo": {
          	"name": "Aleksandar Mitrovic",
          	"club": "Fulham",
          	"goals": 5 
          }
        },
        {
        	"playerInfo": {              
          	"name": "Sergio Agüero",
          	"club": "Manchester City",
          	"goals": 4   
					}
        },
        {
        	"playerInfo": {  
          	"name": "Romelu Lukaku",
          	"club": "Manchester United",
          	"goals": 4
          }
        },
        {
        	"playerInfo": {  
          	"name": "Sadio Mané",
          	"club": "Liverpool",
          	"goals": 4   
          }
        }
      ]'></zg-data>
    <zg-colgroup>
      <zg-column index="playerInfo.goals" header="Player Info.Custom Shared Header"></zg-column>
      <zg-column index="playerInfo.name" header="Player Info.Custom Shared Header"></zg-column>
      <zg-column index="playerInfo.name" header="Name"></zg-column>
      <zg-column index="playerInfo.club"></zg-column>
    </zg-colgroup>
  </zing-grid>
  <script>
    ZingGrid.setLicense(['26ccbfec16b8be9ee98c7d57bee6e498']);
  </script>
</body>

</html>