public static function load_sample_vehicles() {
		$response = wp_remote_get( 'https://demo.inventorypresser.com/wp-json/wp/v2/inventory?orderby=rand' );
		if ( is_wp_error( $response ) ) {
			return;
		}
		$vehicles = json_decode( wp_remote_retrieve_body( $response ) );
		shuffle( $vehicles );
		$current_user_id = wp_get_current_user()->ID;

		// Do not insert duplicates.
		global $wpdb;
		/**
		 * Each photo has a VIN meta key, so this might return hundreds of
		 * duplicate VINs on just a few vehicles with double digit photos each.
		 */
		$current_vins = $wpdb->get_col(
			$wpdb->prepare(
				"SELECT DISTINCT meta_value FROM $wpdb->postmeta WHERE meta_key = %s",
				apply_filters( 'invp_prefix_meta_key', 'vin' )
			)
		);

		foreach ( $vehicles as $vehicle ) {

			// Obscure 17 digit VINs.
			$vin = '';
			if ( 17 === strlen( $vehicle->meta->inventory_presser_vin ) ) {
				$vin                                  = $vehicle->meta->inventory_presser_vin;
				$vehicle->meta->inventory_presser_vin = substr( $vehicle->meta->inventory_presser_vin, 0, 10 ) . 'EXAMPLE';
			}

			// Is this VIN already in inventory?
			if ( in_array( $vehicle->meta->inventory_presser_vin, $current_vins, true ) ) {
				continue;
			}

			$options = $vehicle->meta->inventory_presser_options_array;
			unset( $vehicle->meta->inventory_presser_options_array );
			// Remove dealer-specific data.
			unset( $vehicle->meta->inventory_presser_carfax_url_icon );
			unset( $vehicle->meta->inventory_presser_carfax_url_icon_accident_free );
			unset( $vehicle->meta->inventory_presser_carfax_url_icon_one_owner );
			unset( $vehicle->meta->inventory_presser_carfax_url_icon_top_condition );
			unset( $vehicle->meta->inventory_presser_carfax_url_report );
			unset( $vehicle->meta->inventory_presser_dealer_id );
			unset( $vehicle->meta->inventory_presser_leads_id );
			unset( $vehicle->meta->inventory_presser_location );
			unset( $vehicle->meta->inventory_presser_nextgear_inspection_url );

			$post = array(
				'post_author'       => $current_user_id,
				'post_date'         => $vehicle->date,
				'post_date_gmt'     => $vehicle->date_gmt,
				'post_content'      => $vehicle->content->rendered,
				'post_title'        => $vehicle->title->rendered,
				'post_status'       => 'publish',
				'comment_status'    => 'closed',
				'ping_status'       => 'closed',
				'post_name'         => $vehicle->slug,
				'post_modified'     => $vehicle->modified,
				'post_modified_gmt' => $vehicle->modified_gmt,
				'post_parent'       => 0,
				'post_type'         => $vehicle->type,
				'meta_input'        => (array) $vehicle->meta,
			);

			$id = wp_insert_post( $post );
			foreach ( $options as $option ) {
				add_post_meta( $id, apply_filters( 'invp_prefix_meta_key', 'options_array' ), $option );
			}

			$endpoint_media = add_query_arg(
				array(
					'orderby' => apply_filters( 'invp_prefix_meta_key', 'photo_number' ),
					'order'   => 'asc',
				),
				$vehicle->_links->{'wp:attachment'}[0]->href
			);
			$response       = wp_remote_get( $endpoint_media );
			if ( is_wp_error( $response ) ) {
				continue;
			}

			$media = json_decode( wp_remote_retrieve_body( $response ) );
			if ( ! is_array( $media ) ) {
				continue;
			}
			$media_count = count( $media );
			for ( $m = 0; $m < $media_count; $m++ ) {
				// Download a copy of the image.
				$media_url = strtok( $media[ $m ]->source_url, '?' );
				$tmp_file  = download_url( $media_url );
				if ( is_wp_error( $tmp_file ) ) {
					continue;
				}
				// Is the VIN also in the file name?
				$file_name  = str_ireplace( $vin, $vehicle->meta->inventory_presser_vin, basename( $media_url ) );
				$upload_dir = wp_upload_dir();
				$file_name  = wp_unique_filename( $upload_dir['path'], $file_name );
				// Move the photo from a temp file to the uploads directory.
				$path = $upload_dir['path'] . DIRECTORY_SEPARATOR . $file_name;
				rename( $tmp_file, $path );
				$media_id = wp_insert_attachment(
					array(
						'post_author'       => $current_user_id,
						'post_date'         => $media[ $m ]->date,
						'post_date_gmt'     => $media[ $m ]->date_gmt,
						'post_title'        => str_ireplace( $vin, $vehicle->meta->inventory_presser_vin, $media[ $m ]->title->rendered ),
						'post_status'       => $media[ $m ]->status,
						'comment_status'    => 'closed',
						'ping_status'       => 'closed',
						'post_name'         => str_replace( $vin, $vehicle->meta->inventory_presser_vin, $media[ $m ]->slug ),
						'post_modified'     => $media[ $m ]->modified,
						'post_modified_gmt' => $media[ $m ]->modified_gmt,
						'post_type'         => $media[ $m ]->type,
						'meta_input'        => (array) $media[ $m ]->meta,
						'post_mime_type'    => $media[ $m ]->mime_type,
					),
					$path,
					$id
				);
				wp_update_attachment_metadata( $media_id, wp_generate_attachment_metadata( $media_id, $path ) );

				// Is this the first image?
				if ( 0 === $m ) {
					set_post_thumbnail( $id, $media_id );
				}
			}
		}
	}