Remove an organizer from Display Eventbrite data

functions.php

<?php
add_filter( 'wfea_api_results', function ( $events ) {
	// remove a specific organiser id
	$organiser_id = 123456789;
	$events       = array_filter( $events, function ( $event ) use ( $organiser_id ) {
		return $event->organizer->id != $organiser_id;
	} );

	return $events;
},
// set to high priority to ensure this filter runs after the default filter in QEM
	1000,
	1 );