Create custom posts from json

wp_import.php

<?php


// Load WP Core
require_once( dirname(".") . "/cms/wp-load.php" );


// Load race jSon
$races_string = file_get_contents("races.json");
$races_json = json_decode($races_string, true);


foreach( $races_json as $race ){
    // Create post object
    $my_post = array(
      'post_type' => 'race',
      'post_title'    => $race['rev_elements_races_list_date'] . 
                        ' - ' . $race['rev_elements_races_list_race'] . 
                        ' (' . $race['rev_elements_races_list_location'] . ')' ,
      'post_status'   => 'publish',
      'post_author'   => 1
    );
     
    // Insert the post into the database
    $race_id = wp_insert_post( $my_post );

    // // Update ACF fields
    update_field('jr_race_start', $race['rev_elements_races_list_date'], $race_id);
    update_field('jr_race_name', $race['rev_elements_races_list_race'], $race_id);
    update_field('jr_race_location', $race['rev_elements_races_list_location'], $race_id);
    update_field('jr_race_ranking', $race['rev_elements_races_list_rank'], $race_id);
    update_field('jr_race_url', $race['rev_elements_races_list_link'], $race_id);

    print "Add new race: " . $my_post['post_title'] . "\n";



}