WP API Node Client in a WP Plugin

wp-api-easily.php

<?php
/**
 * Plugin name: API easily
 * Author: Human Made, K.Adam White
 * Description: Enables easy use of WP API Node.js client ( node-wpapi by @kadamwhite ) within WordPress interfaces
 */

function wp_api_easily() {
	defined( 'WP_API_EASILY_VERSION' ) || define( 'WP_API_EASILY_VERSION', '1.1.1' );

	if ( is_user_logged_in() ) {
		$url = '//unpkg.com/wpapi@' . WP_API_EASILY_VERSION . '/browser/wpapi' . ( WP_SCRIPT_DEBUG ? '.min' : '' ) . '.js';
		wp_enqueue_script( 'node-wpapi', $url, [], WP_API_EASILY_VERSION, true );
		wp_localize_script( 'node-wpapi', 'WPAPI_Defaults', array(
			'endpoint' => esc_url_raw( rest_url() ),
			'nonce' => wp_create_nonce( 'wp_rest' ),
		) );
		wp_add_inline_script( 'node-wpapi', 'const wpapi = new WPAPI({ endpoint: WPAPI_Defaults.endpoint, nonce: WPAPI_Defaults.nonce });' );
	}
}

add_action( 'init', 'wp_api_easily' );