POST Book
POST http://twenty24.luna/wp-json/wp/v2/books
Request Body
{"title"=>"Testing top level meta", "content"=>"Setting isbn value.", "status"=>"publish", "isbn"=>"123-4-5678-9876-5"}
POST http://twenty24.luna/wp-json/wp/v2/books
{"title"=>"Testing top level meta", "content"=>"Setting isbn value.", "status"=>"publish", "isbn"=>"123-4-5678-9876-5"}