Need to load geojson over las file

Hello i have point cloud las file i have lodaed using potree.js
I want geojson to load over point cloud
{
“type”: “Feature”,
“geometry”: {
“type”: “Point”,
“coordinates”: [
72.48493530703121,
22.946227427022695
]
},
“mileStone”: 0,
“chainageId”: “12c27519-a443-43f0-94dd-5c80c71f65e8”,
“properties”: {

    "altitude": 0
}

}
I ant to load it over potree