can not get AdCreativeInsights from sdk

[luo-shicheng]

Which SDK version are you using?

What's the issue?

Steps/Sample code to reproduce the issue

Observed Results:

• What happened? This could be a description, log output, etc.

Expected Results:

• What did you expect to happen?

[luo-shicheng]

when I use the SDK whose version is v16.0 to get AdCreativeInsights, it resonsed the result

{"error":{"message":"(#100) Tried accessing nonexisting field (creative_insights) on node type (AdCreative)","type":"OAuthException","code":100,"fbtrace_id":"A_PuUwZIh7zGihgAgTXT_Sz"}}

the demo code is shown in the picture

at the same time , i used the example in facebook document to get AdCreativeInsights but its responese is similar with the result from sdk

please tell me how to get AdCreativeInsights from sdk or other paths, thanks