How to use the node-opcua-service-filter.SimpleAttributeOperand function in node-opcua-service-filter

const NodeId = require("node-opcua-nodeid").NodeId;
const sameNodeId = require("node-opcua-nodeid").sameNodeId;
const lowerFirstLetter = require("node-opcua-utils").lowerFirstLetter;

const doDebug = false;


const BaseNode = require("./base_node").BaseNode;
const UAVariable = require("./ua_variable").UAVariable;
const UAMethod = require("./ua_method").UAMethod;
const UAObjectType = require("./ua_object_type").UAObjectType;

const constructBrowsePathFromQualifiedName = require("node-opcua-service-translate-browse-path").constructBrowsePathFromQualifiedName;


const SimpleAttributeOperand = require("node-opcua-service-filter").SimpleAttributeOperand;

const AttributeIds = require("node-opcua-data-model").AttributeIds;
const context = require("./session_context").SessionContext.defaultContext;
const DataValue = require("node-opcua-data-value").DataValue;

const Namespace = require("./namespace").Namespace;

/**
 * @class EventData
 * @param eventTypeNode {BaseNode}
 * @constructor
 */
function EventData(eventTypeNode) {
    this.__nodes = {};
    this.$eventDataSource = eventTypeNode;
    assert(eventTypeNode instanceof BaseNode);