campaign_extension_setting_service = client.GetService('AdGroupExtensionSettingService', version='v201506')
operation = {
'operator': 'REMOVE',
'operand': {
'adGroupId': GROUP_ID,
'extensionType': 'SITELINK',
'extensionSetting': {
'extensions': [
{'feedItemId': FEED_ITEM_ID}
]
}
}
}
campaign_extension_setting_service.mutate([operation])