code: function floodlightUserParams() {
  	const params = {};
  
  	const currentUser = user.get();
  	if ( currentUser ) {
  		params.u4 = hashPii( currentUser.ID );
  	}
  
  	const anonymousUserId = tracksAnonymousUserId();
  	if ( anonymousUserId ) {
  		params.u5 = anonymousUserId;
  	}
  
  	return params;
  }
docs: Returns an object with DCM Floodlight user params
  
  @returns {Object} With the WordPress.com user id and/or the logged out Tracks id