How to list Forms in Application in a private application as a shared user through API?

How to list Forms in Application in a private application as a shared user through API?

Hi guys , I have a zoho account shared a application , i read [Zoho Creator REST API- List Forms in Application] and follow it ,but get error response below

<?xml version="1.0" encoding="UTF-8" ?>
<response><errorlist><error><code>2892</code><message>Specified application name is not valid.Provide a correct one.</message></error></errorlist></response>


I use shared application name is link name,no display name.
need your help!