How to get data from custom module in Zoho CRM by API?

How to get data from custom module in Zoho CRM by API?

Hello everyone,

Today, I feel happy because I add new module success. Then I must have next step: How to fetch data from a custom module?

For example,I create a new custom module named "Potentials", I try to fetch data by:

but it isn't success (It return data from a difference built-in module).

Please help me!

Thank you!