Inserts a promotion for your Merchant Center account. If the promotion already exists, then it updates the promotion instead. To end or delete a promotion update the time period of the promotion to a time that has already passed.
Required. The ID of the account that contains the collection.
The request body contains an instance of
If successful, the response body contains a newly created instance of
Requires one of the following OAuth scopes:
For more information, see the OAuth 2.0 Overview.