name	description
curl -X GET http://yoursite.com/wp-json/wp/v2/posts	get all posts
https://9scoretrain.com/wp-json/wp/v2/posts?slug=ra-0001	get the post by the slug
https://9scoretrain.com/wp-json/wp/v2/categories	get the category list
https://9scoretrain.com/wp-json/wp/v2/posts?filter[category]=asq-answer-short-question	get posts by the category
https://9scoretrain.com/wp-json/wp/v2/posts?categories=38&per_page=10&page=1&orderby=slug&order=asc	get posts by the category, you can only use category id