code: function (network, callback) {
        var networkId = (typeof network === 'object') ? network.id : network;
  
        return this._request({
          path: urlJoin(this._extension, 'add'),
          method: 'POST',
          body: {
            id: networkId
          }
        }, function (err) {
          return callback(err);
        });
      }
docs: client.addNetwork
  
  @description Add an existing network to a project
  
  @param {String|object}   network   The network or networkId to add
  @param {Function}        callback