yaserrar

<?php
   register_rest_route( $this->namespace, '/get_all_events_ccis', array(
    // Notice how we are registering multiple endpoints the 'schema' equates to an OPTIONS request.
    array(
        'methods'   => 'GET',
        'callback'  => array( $this, 'get_all_events_ccis' ),
    ),
) );

yaserrar

<?php

public function get_all_events( $request ) {
            $terms = get_terms(array(
                'taxonomy' => FAT_EVENT_LOCATION_TAXONOMY,
                'hide_empty' => false
            ));
            $locations = array();