Query ArcGIS feature service in Leaflet

index.js

var L = require('leaflet')
require('leaflet-draw')
var Esri = require('esri-leaflet')
var css = require('sheetify')

css('leaflet')
css('leaflet-draw')
css('tachyons')

var map = L.map('map', {
  center: [48.5, -123.0],
  zoom: 10
})
var basemap = Esri.tiledMapLayer({
  url: 'https://sjcgis.org/arcgis/rest/services/Basemaps/General_Basemap_WM/MapServer'
})
basemap.addTo(map)

var queryService = {
  name: 'Tax Parcels',
  url: 'https://sjcgis.org/arcgis/rest/services/Polaris/Parcels/MapServer/1'
}

var selection = L.geoJSON()
  .bindPopup(function (layer) {
    var props = Object.keys(layer.feature.properties).map(function (p) {
      return `<li>${p}: ${layer.feature.properties[p]}</li>`
    })
    return `<ul>${props.join('')}</ul>`
  })
map.addLayer(selection)

L.drawLocal.draw.toolbar.buttons.polyline = 'Select by line'
L.drawLocal.draw.toolbar.buttons.polygon = 'Select by polygon'
L.drawLocal.draw.toolbar.buttons.rectangle = 'Select by rectangle'
L.drawLocal.draw.toolbar.buttons.marker = 'Select by location'
L.drawLocal.edit.toolbar.buttons.remove = 'Unselect features'
L.drawLocal.edit.toolbar.buttons.removeDisabled = 'No features are selected'
L.drawLocal.draw.handlers.marker.tooltip.start = 'Click map to select feature(s)'
L.drawLocal.edit.handlers.remove.tooltip.text = 'Click on a feature to unselect'

var drawControl = new L.Control.Draw({
  edit: {
    featureGroup: selection,
    edit: false,
    remove: true
  },
  draw: {
    polygon: {
      showArea: true
    },
    circle: false,
    marker: {
      icon: L.icon({
        iconUrl: 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII=',
        iconSize: [1, 1]
      })
    }
  }
})
map.addControl(drawControl)

map.on(L.Draw.Event.CREATED, function (e) {
  selection.clearLayers()
  var layer = e.layer
  var query = Esri.query({
    url: queryService.url
  })
  query.intersects(layer)
  query.run(function (err, fc, res) {
    if (err) throw err
    selection.addData(fc)
  })
})