List only 5 childs items

Hi,

I have custom fields and try to get all items in category it looks like that

?json=posts.getByCatId&dev=1&cat_id=58

but it shows only 5 items.

I try all this (links) and when I change something in singletons/introspector.php I receive blank screen?

Any solution?

https://www.ads-software.com/support/topic/json-api-get_category_posts-bug?replies=2
https://www.ads-software.com/support/topic/plugin-json-api-get_page_index-5-children-only
https://www.ads-software.com/support/topic/plugin-json-api-get_pageidxxchildrentrue-returns-only-5-children
https://www.ads-software.com/support/topic/plugin-json-api-get_page_index-returns-only-five-pages

https://www.ads-software.com/extend/plugins/json-api/