How to add a Subject field to houzez property form?

Envato Customers Web and Code
1

Hi
houzez property form does not add a subject so I get the error:

Bad Request, Body: {“code”:“missing_parameter”,“message”:“subject is required”}

How can I edit property form in order to add a subject field?
Thank you

2

Contact the item author for the support ( you may need to have an active support period )

https://help.market.envato.com/hc/en-us/articles/203039054-How-to-contact-an-author

3

Thank you