mapBox.addSource('google-tiles', {
    type: 'raster',
    tiles: [''],
    tileSize: 256,
  });

  mapBox.addLayer({
    id: 'google-tile-layer',
    type: 'raster',
    source: 'google-tiles',
    paint: {},
  });

Which url I can use in tiles . I need documentation also.