The ID of the advertiser that has access to the inventory source group. If an inventory source group is partner-owned, only advertisers to which the group is explicitly shared can access the group.

Allows filtering by inventory source group fields. Supported syntax: * Filter expressions are made up of one or more restrictions. * Restrictions can be combined by the logical operator OR. * A restriction has the form of {field} {operator} {value}. * All fields must use the EQUALS (=) operator. Supported fields: * inventorySourceGroupId The length of this field should be no more than 500 characters. Reference our filter LIST requests guide for more information.

Field by which to sort the list. Acceptable values are: * displayName (default) * inventorySourceGroupId The default sorting order is ascending. To specify descending order for a field, a suffix "desc" should be added to the field name. For example, displayName desc.

Requested page size. Must be between 1 and 200. If unspecified will default to 100.

A token identifying a page of results the server should return. Typically, this is the value of next_page_token returned from the previous call to ListInventorySources method. If not specified, the first page of results will be returned.

The ID of the partner that has access to the inventory source group. A partner cannot access advertiser-owned inventory source groups.