AdGroupAd resource VS Video resource

I get some data from video resource, and I use the ad_group.id from these data as query conditions to query AdGroupAd resouces, but I can't get data from adGroupAd. How to understand adGroupAd resource,video resource? -- -- =~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~ Also find us on our b

Can't get ad_group.name from video resource

For curl example: curl -X POST \ -H "Authorization:Bearer xx" \ -H "developer-token:xx" \ -H "login-customer-id:xx" \ -H "User-Agent:curl" \ -H "Content-Type:application/json" \ -H "Accept: application/json" \ --data '{ "query" : "SELECT campaign.id,

Can't get ad_group.name from video resource

For curl example: curl -X POST \ -H "Authorization:Bearer xx" \ -H "developer-token:xx" \ -H "login-customer-id:xx" \ -H "User-Agent:curl" \ -H "Content-Type:application/json" \ -H "Accept: application/json" \ --data '{ "query" : "SELECT campaign.id,