Tradingview widget - customize simple moving average and Exponential moving average lenght

Question

I'm trying to add "Advanced Real Time chart" widget from tradinview. I'm able to add indicator Exponential moving average and Simple moving average. But it takes default 9 days length. I want to change that.

I tried as below but it does not work. Could somebody please help. Thanks a lot in advance.

widget = new TradingView.widget(
    {
        "width": 1200,
        "height": 700,
        "symbol": "NSE:DRREDDY",
        "interval": "D",
        "timezone": "Asia/Kolkata",
        "theme": "Dark",
        "style": "1",
        "locale": "in",
        "toolbar_bg": "#f1f3f6",
        "enable_publishing": false,
        "hide_side_toolbar": false,
        "allow_symbol_change": true,
        "details": true,
        "studies_overrides": {
            "moving average exponential.length": 20
        },
        "studies": [
            "MAExp@tv-basicstudies"
        ],

        "container_id": "tradingview_f6d89"
    }

Answer 1

Here's the way to do it :

"studies": [
   {
     "id": "MAExp@tv-basicstudies",
     "version": 60,
     "inputs": {
       "length": 20
     }
   },
   ...