Is it possible to add Custom Fields when creating new Post? I've tried this request below, but the custom fields isn't created.
http://localhost/wp/api/posts/create_post/?nonce=9adscSa1f6&status=publish&title=Hello%20World&content=This%20is%20content%20example&categories=Tes&tags=tags1,tag2,tag3&custom_fields={url=http://google.com/}
the custom field key is url and the value is http://google.com/