{
    type: HeatmapLayer,

    // HeatmapLayer Added.
    radiusPixels: {{ radiusPixels }},
    colorRange: {{ colorRange }},
    intensity: {{ intensity }},
    threshold: {{ threshold }},
    getPosition: {{ getPosition }},
    getWeight: {{ getWeight }},

    // MapLayer (inherited)
    'data' : {{ data }},
    'id' : {{ id }},
    'visible' : {{ visible }},
    'opacity' : {{ opacity }},
    'pickable' : {{ pickable }},
    'onHover': info => setTooltip(info.object, info.x, info.y, {{ tooltip }}),
    '