Hi Kentaro,
Thank you for reaching out and for your questions. You may refer below for my
responses :
1. About ad extensions
Since you are referring to extensions, you may go through this guide on which
appropriate services you can use.
2. About setting language
Could you confirm if what yo
(1) About ad extensions
How to set ad extensions via API.
I don't know which API items I should set when I submit an ad, so please
tell me.
The items we want to set are site link extensions, callout extensions, and
price extensions.
(2) About setting language
how to set the language when submitt
