user_identifersset in a
UserDataobject will be reduced from 100,000 to 20. This is to clarify that each set should represent a single user.
The table below illustrates uploading UserData for two users (John Doe and Max Mustermann), each of whom has two email addresses.
UserDatais used for Customer Match and store sales uploads. In a given create/remove
UserDataoperation, each set of
user_identifiersshould be for a single user.
Note that the same total amount of data can be sent in a single request, but each set of
user_identifiersmust represent a single person.
If the number of
user_identifiersfor a single set exceeds the new limit of 20, a
TOO_MANY_USER_IDENTIFIERSerror will be generated.
This will be applied to the two Google Ads API methods that provide
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