docs: function runGetFeature(callback) {
    var next = _.after(2, callback);
    function featureCallback(error, feature) {
      if (error) {
        callback(error);
        return;
      }
      var latitude = feature.getLocation().getLatitude();
      var longitude = feature.getLocation().getLongitude();
      if (feature.getName() === '') {
        console.log('Found no feature at ' +
            latitude/COORD_FACTOR + ', ' + longitude/COORD_FACTOR);
      } else {
        console.log('Found feature called "' + feature.getName() + '" at ' +
            latitude/COORD_FACTOR + ', ' + longitude/COORD_FACTOR);
      }
      next();
    }
    var point1 = new messages.Point();
    point1.setLatitude(409146138);
    point1.setLongitude(-746188906);
    var point2 = new messages.Point();
    point2.setLatitude(0);
    point2.setLongitude(0);
    client.getFeature(point1, featureCallback);
    client.getFeature(point2, featureCallback);
  }