load(component, metadata, callback) {
    const promise = this.loader.load(component, metadata);
    if (callback) {
      deprecated('Providing a callback to Network.load is deprecated, use Promises');
      promise.then((instance) => {
        callback(null, instance);
      }, callback);
    }
    return promise;
  }
@param {string} component
@param {import("fbp-graph/lib/Types").GraphNodeMetadata} metadata
@param {ComponentLoadCallback} [callback]
@returns {Promise<import("./Component").Component>}