Surprisingly this is not supported in the API according to:
https://groups.google.com/forum/#!searchin/adwords-api/INVALID_AD_TYPE%7Csort:date/adwords-api/rNINKsPz_hY/O_XX2WlNFQAJ
On Thursday, September 5, 2019 at 12:18:18 AM UTC+3, Yehuda Adler wrote:
>
> Hi,
>
> I'm succeed
Hi,
I'm succeeding in creating a campaign of sub type 'gmail' successfully.
I'm succeeding in creating ads of type 'gmail' in this campaign.
When trying to update a Gmail ad, I'm getting the error
AdError.INVALID_AD_TYPE, even though this ad was created on a 'gmail'
campaign without any proble
