how to Create a Sub Task in Zoho Projects with Deluge?

how to Create a Sub Task in Zoho Projects with Deluge?

Good Day 

I create a record in Zoho Creator and need convert it in Sub Task in Zoho Projects, for this, I use Zoho Flow with a custom function in Deluge, but i can't create a sub task because ever it create a Task.

So I need to know if this is possible, and if so, how should I do it?

Thanks in advance for your answers